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Finding the Fourth Proportional to 232.48, 348.28 and 207.06

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Solution

The fourth proportional to 232.48, 348.28 and 207.06 is: 310.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.48 : 348.28 = 207.06 : x
  2. Step 2: Convert to fraction form
    232.48/348.28 = 207.06/x
  3. Step 3: Cross multiply
    232.48x = 348.28 × 207.06
  4. Step 4: Simplify right side
    232.48x = 72,114.86
  5. Step 5: Solve for x
    x = 72,114.86/232.48
  6. Step 6: Final answer
    x = 310.20

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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.