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Finding the Fourth Proportional to 463.27, 694.66 and 202.97

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Solution

The fourth proportional to 463.27, 694.66 and 202.97 is: 304.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    463.27 : 694.66 = 202.97 : x
  2. Step 2: Convert to fraction form
    463.27/694.66 = 202.97/x
  3. Step 3: Cross multiply
    463.27x = 694.66 × 202.97
  4. Step 4: Simplify right side
    463.27x = 140,993.94
  5. Step 5: Solve for x
    x = 140,993.94/463.27
  6. Step 6: Final answer
    x = 304.34

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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.