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Finding the Fourth Proportional to 252.52, 376.93 and 234.45

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Solution

The fourth proportional to 252.52, 376.93 and 234.45 is: 349.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    252.52 : 376.93 = 234.45 : x
  2. Step 2: Convert to fraction form
    252.52/376.93 = 234.45/x
  3. Step 3: Cross multiply
    252.52x = 376.93 × 234.45
  4. Step 4: Simplify right side
    252.52x = 88,371.24
  5. Step 5: Solve for x
    x = 88,371.24/252.52
  6. Step 6: Final answer
    x = 349.96

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.