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Finding the Fourth Proportional to 567,123.40, 851,073.90 and 251,806.60

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Solution

The fourth proportional to 567,123.40, 851,073.90 and 251,806.60 is: 377,882.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,123.40 : 851,073.90 = 251,806.60 : x
  2. Step 2: Convert to fraction form
    567,123.40/851,073.90 = 251,806.60/x
  3. Step 3: Cross multiply
    567,123.40x = 851,073.90 × 251,806.60
  4. Step 4: Simplify right side
    567,123.40x = 214,306,025,107.74
  5. Step 5: Solve for x
    x = 214,306,025,107.74/567,123.40
  6. Step 6: Final answer
    x = 377,882.53

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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.