Conversion formula

The conversion factor from cups to cubic inches is 14.437499999968, which means that 1 cup is equal to 14.437499999968 cubic inches:

1 cup = 14.437499999968 in3

To convert 721 cups into cubic inches we have to multiply 721 by the conversion factor in order to get the volume amount from cups to cubic inches. We can also form a simple proportion to calculate the result:

1 cup → 14.437499999968 in3

721 cup → V_(in3)

Solve the above proportion to obtain the volume V in cubic inches:

V_(in3) = 721 cup × 14.437499999968 in3

V_(in3) = 10409.437499977 in3

The final result is:

721 cup → 10409.437499977 in3

We conclude that 721 cups is equivalent to 10409.437499977 cubic inches:

721 cups = 10409.437499977 cubic inches

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 cubic inch is equal to 9.6066670269377E-5 × 721 cups.

Another way is saying that 721 cups is equal to 1 ÷ 9.6066670269377E-5 cubic inches.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that seven hundred twenty-one cups is approximately ten thousand four hundred nine point four three seven cubic inches:

721 cup ≅ 10409.437 in3

An alternative is also that one cubic inch is approximately zero times seven hundred twenty-one cups.

Conversion table

cups to cubic inches chart

For quick reference purposes, below is the conversion table you can use to convert from cups to cubic inches