Home / 724,414.42-1,086,375.54-250,989.28

Finding the Fourth Proportional to 724,414.42, 1,086,375.54 and 250,989.28

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Solution

The fourth proportional to 724,414.42, 1,086,375.54 and 250,989.28 is: 376,398.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,414.42 : 1,086,375.54 = 250,989.28 : x
  2. Step 2: Convert to fraction form
    724,414.42/1,086,375.54 = 250,989.28/x
  3. Step 3: Cross multiply
    724,414.42x = 1,086,375.54 × 250,989.28
  4. Step 4: Simplify right side
    724,414.42x = 272,668,614,594.21
  5. Step 5: Solve for x
    x = 272,668,614,594.21/724,414.42
  6. Step 6: Final answer
    x = 376,398.66

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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.