Finding the Fourth Proportional to 497,572.97, 686,108.07 and 336,147.73
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Solution
The fourth proportional to 497,572.97, 686,108.07 and 336,147.73 is: 463,517.28
Step by Step Solution
- Step 1: Write the proportion equation
497,572.97 : 686,108.07 = 336,147.73 : x - Step 2: Convert to fraction form
497,572.97/686,108.07 = 336,147.73/x - Step 3: Cross multiply
497,572.97x = 686,108.07 × 336,147.73 - Step 4: Simplify right side
497,572.97x = 230,633,668,549.91 - Step 5: Solve for x
x = 230,633,668,549.91/497,572.97 - Step 6: Final answer
x = 463,517.28
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.