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Finding the Fourth Proportional to 629.52, 943.48 and 462.96

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Solution

The fourth proportional to 629.52, 943.48 and 462.96 is: 693.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    629.52 : 943.48 = 462.96 : x
  2. Step 2: Convert to fraction form
    629.52/943.48 = 462.96/x
  3. Step 3: Cross multiply
    629.52x = 943.48 × 462.96
  4. Step 4: Simplify right side
    629.52x = 436,793.50
  5. Step 5: Solve for x
    x = 436,793.50/629.52
  6. Step 6: Final answer
    x = 693.85

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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.