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Finding the Fourth Proportional to 593.92, 886.64 and 529.12

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Solution

The fourth proportional to 593.92, 886.64 and 529.12 is: 789.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.92 : 886.64 = 529.12 : x
  2. Step 2: Convert to fraction form
    593.92/886.64 = 529.12/x
  3. Step 3: Cross multiply
    593.92x = 886.64 × 529.12
  4. Step 4: Simplify right side
    593.92x = 469,138.96
  5. Step 5: Solve for x
    x = 469,138.96/593.92
  6. Step 6: Final answer
    x = 789.90

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.