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Finding the Fourth Proportional to 252.48, 350.03 and 243.58

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Solution

The fourth proportional to 252.48, 350.03 and 243.58 is: 337.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    252.48 : 350.03 = 243.58 : x
  2. Step 2: Convert to fraction form
    252.48/350.03 = 243.58/x
  3. Step 3: Cross multiply
    252.48x = 350.03 × 243.58
  4. Step 4: Simplify right side
    252.48x = 85,260.31
  5. Step 5: Solve for x
    x = 85,260.31/252.48
  6. Step 6: Final answer
    x = 337.69

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.