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Finding the Fourth Proportional to 463.38, 694.05 and 333.63

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Solution

The fourth proportional to 463.38, 694.05 and 333.63 is: 499.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    463.38 : 694.05 = 333.63 : x
  2. Step 2: Convert to fraction form
    463.38/694.05 = 333.63/x
  3. Step 3: Cross multiply
    463.38x = 694.05 × 333.63
  4. Step 4: Simplify right side
    463.38x = 231,555.90
  5. Step 5: Solve for x
    x = 231,555.90/463.38
  6. Step 6: Final answer
    x = 499.72

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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.