Finding the Fourth Proportional to 609,225.91, 840,721.68 and 337,287.95
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Solution
The fourth proportional to 609,225.91, 840,721.68 and 337,287.95 is: 465,451.79
Step by Step Solution
- Step 1: Write the proportion equation
609,225.91 : 840,721.68 = 337,287.95 : x - Step 2: Convert to fraction form
609,225.91/840,721.68 = 337,287.95/x - Step 3: Cross multiply
609,225.91x = 840,721.68 × 337,287.95 - Step 4: Simplify right side
609,225.91x = 283,565,290,916.85 - Step 5: Solve for x
x = 283,565,290,916.85/609,225.91 - Step 6: Final answer
x = 465,451.79
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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.