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Finding the Fourth Proportional to 252.04, 348 and 238.36

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Solution

The fourth proportional to 252.04, 348 and 238.36 is: 329.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    252.04 : 348 = 238.36 : x
  2. Step 2: Convert to fraction form
    252.04/348 = 238.36/x
  3. Step 3: Cross multiply
    252.04x = 348 × 238.36
  4. Step 4: Simplify right side
    252.04x = 82,949.28
  5. Step 5: Solve for x
    x = 82,949.28/252.04
  6. Step 6: Final answer
    x = 329.11

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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.