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Finding the Fourth Proportional to 454,363.80, 626,996.50 and 250,414.11

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Solution

The fourth proportional to 454,363.80, 626,996.50 and 250,414.11 is: 345,557.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,363.80 : 626,996.50 = 250,414.11 : x
  2. Step 2: Convert to fraction form
    454,363.80/626,996.50 = 250,414.11/x
  3. Step 3: Cross multiply
    454,363.80x = 626,996.50 × 250,414.11
  4. Step 4: Simplify right side
    454,363.80x = 157,008,770,520.62
  5. Step 5: Solve for x
    x = 157,008,770,520.62/454,363.80
  6. Step 6: Final answer
    x = 345,557.39

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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.