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Finding the Third Proportional to 232.24 and 431.26

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Solution

The third proportional to 232.24 and 431.26 is: 800.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.24 : 431.26 = 431.26 : x
  2. Step 2: Convert to fraction form
    232.24/431.26 = 431.26/x
  3. Step 3: Cross multiply
    232.24x = 431.26 × 431.26
  4. Step 4: Simplify right side
    232.24x = 185,986.67
  5. Step 5: Solve for x
    x = 185,986.67/232.24
  6. Step 6: Final answer
    x = 800.83

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Why These Related Problems?

These problems maintain the same ratio (1.86) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.