Finding the Fourth Proportional to 629,068.95, 868,151.61 and 473,742.09
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Solution
The fourth proportional to 629,068.95, 868,151.61 and 473,742.09 is: 653,791.54
Step by Step Solution
- Step 1: Write the proportion equation
629,068.95 : 868,151.61 = 473,742.09 : x - Step 2: Convert to fraction form
629,068.95/868,151.61 = 473,742.09/x - Step 3: Cross multiply
629,068.95x = 868,151.61 × 473,742.09 - Step 4: Simplify right side
629,068.95x = 411,279,958,158.27 - Step 5: Solve for x
x = 411,279,958,158.27/629,068.95 - Step 6: Final answer
x = 653,791.54
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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.