How to use PDURATION Function in Excel

The Excel PDURATION function returns the number of periods required for an investment to reach a desired value.

Syntax:= PDURATION (rate, pv, fv)

The PDURATION function syntax has the following arguments:

• Rate    Required. Rate is the interest rate per period.
• Pv    Required. Pv is the present value of the investment.
• Fv    Required. Fv is the desired future value of the investment.

PDURATION uses the following equation, where specifiedValue is equal to fv, and currentValue is equal to pv:

Example: Let’s look at some Excel PDURATION function examples and explore how to use the PDURATION function as a worksheet function in Microsoft Excel:

Syntax:  =PDURATION(B1/B2,B3,B4)

Result:

Based on the Excel spreadsheet above, the following PDURATION examples would return:

Note:

1. #NUM! error – Occurs in the following situations:
   • When the arguments given are negative or equal to 0.
   • Any of the given arguments of the formula is in an invalid format.

2. #VALUE! error – Occurs when any of the arguments in the formula uses valid data types that are non-numeric.