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Finding the Fourth Proportional to 293.32, 405.03 and 252.28

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Solution

The fourth proportional to 293.32, 405.03 and 252.28 is: 348.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.32 : 405.03 = 252.28 : x
  2. Step 2: Convert to fraction form
    293.32/405.03 = 252.28/x
  3. Step 3: Cross multiply
    293.32x = 405.03 × 252.28
  4. Step 4: Simplify right side
    293.32x = 102,180.97
  5. Step 5: Solve for x
    x = 102,180.97/293.32
  6. Step 6: Final answer
    x = 348.36

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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.