Finding the Fourth Proportional to 773.01, 1,159.92 and 426.62
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Solution
The fourth proportional to 773.01, 1,159.92 and 426.62 is: 640.16
Step by Step Solution
- Step 1: Write the proportion equation
773.01 : 1,159.92 = 426.62 : x - Step 2: Convert to fraction form
773.01/1,159.92 = 426.62/x - Step 3: Cross multiply
773.01x = 1,159.92 × 426.62 - Step 4: Simplify right side
773.01x = 494,847.97 - Step 5: Solve for x
x = 494,847.97/773.01 - Step 6: Final answer
x = 640.16
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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.