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Finding the Fourth Proportional to 248.44, 372.97 and 235.69

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Solution

The fourth proportional to 248.44, 372.97 and 235.69 is: 353.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    248.44 : 372.97 = 235.69 : x
  2. Step 2: Convert to fraction form
    248.44/372.97 = 235.69/x
  3. Step 3: Cross multiply
    248.44x = 372.97 × 235.69
  4. Step 4: Simplify right side
    248.44x = 87,905.30
  5. Step 5: Solve for x
    x = 87,905.30/248.44
  6. Step 6: Final answer
    x = 353.83

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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.