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Finding the Fourth Proportional to 527,903.90, 791,855.85 and 527,903.90

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Solution

The fourth proportional to 527,903.90, 791,855.85 and 527,903.90 is: 791,855.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,903.90 : 791,855.85 = 527,903.90 : x
  2. Step 2: Convert to fraction form
    527,903.90/791,855.85 = 527,903.90/x
  3. Step 3: Cross multiply
    527,903.90x = 791,855.85 × 527,903.90
  4. Step 4: Simplify right side
    527,903.90x = 418,023,791,452.82
  5. Step 5: Solve for x
    x = 418,023,791,452.82/527,903.90
  6. Step 6: Final answer
    x = 791,855.85

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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.