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Finding the Fourth Proportional to 601.92, 900.88 and 517.44

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Solution

The fourth proportional to 601.92, 900.88 and 517.44 is: 774.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    601.92 : 900.88 = 517.44 : x
  2. Step 2: Convert to fraction form
    601.92/900.88 = 517.44/x
  3. Step 3: Cross multiply
    601.92x = 900.88 × 517.44
  4. Step 4: Simplify right side
    601.92x = 466,151.35
  5. Step 5: Solve for x
    x = 466,151.35/601.92
  6. Step 6: Final answer
    x = 774.44

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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.