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Finding the Fourth Proportional to 625,898.33, 938,432.67 and 226,487.13

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Solution

The fourth proportional to 625,898.33, 938,432.67 and 226,487.13 is: 339,580.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,898.33 : 938,432.67 = 226,487.13 : x
  2. Step 2: Convert to fraction form
    625,898.33/938,432.67 = 226,487.13/x
  3. Step 3: Cross multiply
    625,898.33x = 938,432.67 × 226,487.13
  4. Step 4: Simplify right side
    625,898.33x = 212,542,922,126.54
  5. Step 5: Solve for x
    x = 212,542,922,126.54/625,898.33
  6. Step 6: Final answer
    x = 339,580.59

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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.