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Finding the Fourth Proportional to 252.32, 346.01 and 243.14

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Solution

The fourth proportional to 252.32, 346.01 and 243.14 is: 333.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    252.32 : 346.01 = 243.14 : x
  2. Step 2: Convert to fraction form
    252.32/346.01 = 243.14/x
  3. Step 3: Cross multiply
    252.32x = 346.01 × 243.14
  4. Step 4: Simplify right side
    252.32x = 84,125.93
  5. Step 5: Solve for x
    x = 84,125.93/252.32
  6. Step 6: Final answer
    x = 333.42

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.