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Finding the Fourth Proportional to 527.92, 791.07 and 296.53

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Solution

The fourth proportional to 527.92, 791.07 and 296.53 is: 444.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    527.92 : 791.07 = 296.53 : x
  2. Step 2: Convert to fraction form
    527.92/791.07 = 296.53/x
  3. Step 3: Cross multiply
    527.92x = 791.07 × 296.53
  4. Step 4: Simplify right side
    527.92x = 234,575.99
  5. Step 5: Solve for x
    x = 234,575.99/527.92
  6. Step 6: Final answer
    x = 444.34

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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.