Conversion formula

The conversion factor from cubic inches to gallons is 0.0043290043290138, which means that 1 cubic inch is equal to 0.0043290043290138 gallons:

1 in3 = 0.0043290043290138 gal

To convert 325 cubic inches into gallons we have to multiply 325 by the conversion factor in order to get the volume amount from cubic inches to gallons. We can also form a simple proportion to calculate the result:

1 in3 → 0.0043290043290138 gal

325 in3 → V_(gal)

Solve the above proportion to obtain the volume V in gallons:

V_(gal) = 325 in3 × 0.0043290043290138 gal

V_(gal) = 1.4069264069295 gal

The final result is:

325 in3 → 1.4069264069295 gal

We conclude that 325 cubic inches is equivalent to 1.4069264069295 gallons:

325 cubic inches = 1.4069264069295 gallons

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 gallon is equal to 0.71076923076767 × 325 cubic inches.

Another way is saying that 325 cubic inches is equal to 1 ÷ 0.71076923076767 gallons.

Approximate result

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

325 in3 ≅ 1.407 gal

An alternative is also that one gallon is approximately zero point seven one one times three hundred twenty-five cubic inches.

Conversion table

cubic inches to gallons chart

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