Conversion formula

The conversion factor from teaspoons to gallons is 0.0013020833333325, which means that 1 teaspoon is equal to 0.0013020833333325 gallons:

1 tsp = 0.0013020833333325 gal

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

1 tsp → 0.0013020833333325 gal

721 tsp → V_(gal)

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

V_(gal) = 721 tsp × 0.0013020833333325 gal

V_(gal) = 0.9388020833327 gal

The final result is:

721 tsp → 0.9388020833327 gal

We conclude that 721 teaspoons is equivalent to 0.9388020833327 gallons:

721 teaspoons = 0.9388020833327 gallons

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 gallon is equal to 1.0651872399452 × 721 teaspoons.

Another way is saying that 721 teaspoons is equal to 1 ÷ 1.0651872399452 gallons.

Approximate result

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

721 tsp ≅ 0.939 gal

An alternative is also that one gallon is approximately one point zero six five times seven hundred twenty-one teaspoons.

Conversion table

teaspoons to gallons chart

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