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Finding the Fourth Proportional to 396,672.75, 595,009.17 and 101,184.75

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Solution

The fourth proportional to 396,672.75, 595,009.17 and 101,184.75 is: 151,777.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,672.75 : 595,009.17 = 101,184.75 : x
  2. Step 2: Convert to fraction form
    396,672.75/595,009.17 = 101,184.75/x
  3. Step 3: Cross multiply
    396,672.75x = 595,009.17 × 101,184.75
  4. Step 4: Simplify right side
    396,672.75x = 60,205,854,114.16
  5. Step 5: Solve for x
    x = 60,205,854,114.16/396,672.75
  6. Step 6: Final answer
    x = 151,777.14

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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.