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Finding the Fourth Proportional to 610,125.62, 914,543.15 and 225,627.39

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Solution

The fourth proportional to 610,125.62, 914,543.15 and 225,627.39 is: 338,202.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,125.62 : 914,543.15 = 225,627.39 : x
  2. Step 2: Convert to fraction form
    610,125.62/914,543.15 = 225,627.39/x
  3. Step 3: Cross multiply
    610,125.62x = 914,543.15 × 225,627.39
  4. Step 4: Simplify right side
    610,125.62x = 206,345,984,540.95
  5. Step 5: Solve for x
    x = 206,345,984,540.95/610,125.62
  6. Step 6: Final answer
    x = 338,202.46

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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.