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 988 cubic inches into gallons we have to multiply 988 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

988 in3 → V_(gal)

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

V_(gal) = 988 in3 × 0.0043290043290138 gal

V_(gal) = 4.2770562770657 gal

The final result is:

988 in3 → 4.2770562770657 gal

We conclude that 988 cubic inches is equivalent to 4.2770562770657 gallons:

988 cubic inches = 4.2770562770657 gallons

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 gallon is equal to 0.23380566801568 × 988 cubic inches.

Another way is saying that 988 cubic inches is equal to 1 ÷ 0.23380566801568 gallons.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that nine hundred eighty-eight cubic inches is approximately four point two seven seven gallons:

988 in3 ≅ 4.277 gal

An alternative is also that one gallon is approximately zero point two three four times nine hundred eighty-eight 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