Finding the Fourth Proportional to 780,767.04, 1,170,863.68 and 268,286.84
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Solution
The fourth proportional to 780,767.04, 1,170,863.68 and 268,286.84 is: 402,331.68
Step by Step Solution
- Step 1: Write the proportion equation
780,767.04 : 1,170,863.68 = 268,286.84 : x - Step 2: Convert to fraction form
780,767.04/1,170,863.68 = 268,286.84/x - Step 3: Cross multiply
780,767.04x = 1,170,863.68 × 268,286.84 - Step 4: Simplify right side
780,767.04x = 314,127,316,777.97 - Step 5: Solve for x
x = 314,127,316,777.97/780,767.04 - Step 6: Final answer
x = 402,331.68
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.