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Finding the Fourth Proportional to 334.17, 502.20 and 332.10

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Solution

The fourth proportional to 334.17, 502.20 and 332.10 is: 499.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.17 : 502.20 = 332.10 : x
  2. Step 2: Convert to fraction form
    334.17/502.20 = 332.10/x
  3. Step 3: Cross multiply
    334.17x = 502.20 × 332.10
  4. Step 4: Simplify right side
    334.17x = 166,780.62
  5. Step 5: Solve for x
    x = 166,780.62/334.17
  6. Step 6: Final answer
    x = 499.09

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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.