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Finding the Fourth Proportional to 463.48, 694.98 and 232.45

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Solution

The fourth proportional to 463.48, 694.98 and 232.45 is: 348.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    463.48 : 694.98 = 232.45 : x
  2. Step 2: Convert to fraction form
    463.48/694.98 = 232.45/x
  3. Step 3: Cross multiply
    463.48x = 694.98 × 232.45
  4. Step 4: Simplify right side
    463.48x = 161,548.10
  5. Step 5: Solve for x
    x = 161,548.10/463.48
  6. Step 6: Final answer
    x = 348.55

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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.