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Finding the Fourth Proportional to 232.88, 348.98 and 207.25

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Solution

The fourth proportional to 232.88, 348.98 and 207.25 is: 310.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.88 : 348.98 = 207.25 : x
  2. Step 2: Convert to fraction form
    232.88/348.98 = 207.25/x
  3. Step 3: Cross multiply
    232.88x = 348.98 × 207.25
  4. Step 4: Simplify right side
    232.88x = 72,327.01
  5. Step 5: Solve for x
    x = 72,327.01/232.88
  6. Step 6: Final answer
    x = 310.57

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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.