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Finding the Fourth Proportional to 335.03, 462.13 and 252

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Solution

The fourth proportional to 335.03, 462.13 and 252 is: 347.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    335.03 : 462.13 = 252 : x
  2. Step 2: Convert to fraction form
    335.03/462.13 = 252/x
  3. Step 3: Cross multiply
    335.03x = 462.13 × 252
  4. Step 4: Simplify right side
    335.03x = 116,456.13
  5. Step 5: Solve for x
    x = 116,456.13/335.03
  6. Step 6: Final answer
    x = 347.60

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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.