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Finding the Fourth Proportional to 335.33, 462.91 and 252.47

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Solution

The fourth proportional to 335.33, 462.91 and 252.47 is: 348.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    335.33 : 462.91 = 252.47 : x
  2. Step 2: Convert to fraction form
    335.33/462.91 = 252.47/x
  3. Step 3: Cross multiply
    335.33x = 462.91 × 252.47
  4. Step 4: Simplify right side
    335.33x = 116,867.31
  5. Step 5: Solve for x
    x = 116,867.31/335.33
  6. Step 6: Final answer
    x = 348.52

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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.