Finding the Fourth Proportional to 387,087.97, 580,700.04 and 176,747.17
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Solution
The fourth proportional to 387,087.97, 580,700.04 and 176,747.17 is: 265,151.84
Step by Step Solution
- Step 1: Write the proportion equation
387,087.97 : 580,700.04 = 176,747.17 : x - Step 2: Convert to fraction form
387,087.97/580,700.04 = 176,747.17/x - Step 3: Cross multiply
387,087.97x = 580,700.04 × 176,747.17 - Step 4: Simplify right side
387,087.97x = 102,637,088,688.89 - Step 5: Solve for x
x = 102,637,088,688.89/387,087.97 - Step 6: Final answer
x = 265,151.84
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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.