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Finding the Fourth Proportional to 249.93, 344.75 and 232.34

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Solution

The fourth proportional to 249.93, 344.75 and 232.34 is: 320.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    249.93 : 344.75 = 232.34 : x
  2. Step 2: Convert to fraction form
    249.93/344.75 = 232.34/x
  3. Step 3: Cross multiply
    249.93x = 344.75 × 232.34
  4. Step 4: Simplify right side
    249.93x = 80,096.33
  5. Step 5: Solve for x
    x = 80,096.33/249.93
  6. Step 6: Final answer
    x = 320.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.