Finding the Fourth Proportional to 577,168.74, 865,753.11 and 156,444.62
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Solution
The fourth proportional to 577,168.74, 865,753.11 and 156,444.62 is: 234,666.92
Step by Step Solution
- Step 1: Write the proportion equation
577,168.74 : 865,753.11 = 156,444.62 : x - Step 2: Convert to fraction form
577,168.74/865,753.11 = 156,444.62/x - Step 3: Cross multiply
577,168.74x = 865,753.11 × 156,444.62 - Step 4: Simplify right side
577,168.74x = 135,442,411,979.00 - Step 5: Solve for x
x = 135,442,411,979.00/577,168.74 - Step 6: Final answer
x = 234,666.92
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.