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Finding the Third Proportional to 234.75 and 502.13

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Solution

The third proportional to 234.75 and 502.13 is: 1,074.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    234.75 : 502.13 = 502.13 : x
  2. Step 2: Convert to fraction form
    234.75/502.13 = 502.13/x
  3. Step 3: Cross multiply
    234.75x = 502.13 × 502.13
  4. Step 4: Simplify right side
    234.75x = 252,129.52
  5. Step 5: Solve for x
    x = 252,129.52/234.75
  6. Step 6: Final answer
    x = 1,074.03

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.