Finding the Fourth Proportional to 429,420.96, 592,545.14 and 238,397.44
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Solution
The fourth proportional to 429,420.96, 592,545.14 and 238,397.44 is: 328,957.50
Step by Step Solution
- Step 1: Write the proportion equation
429,420.96 : 592,545.14 = 238,397.44 : x - Step 2: Convert to fraction form
429,420.96/592,545.14 = 238,397.44/x - Step 3: Cross multiply
429,420.96x = 592,545.14 × 238,397.44 - Step 4: Simplify right side
429,420.96x = 141,261,244,460.44 - Step 5: Solve for x
x = 141,261,244,460.44/429,420.96 - Step 6: Final answer
x = 328,957.50
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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.