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Finding the Third Proportional to 222,351.75 and 332,919

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Solution

The third proportional to 222,351.75 and 332,919 is: 498,467.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,351.75 : 332,919 = 332,919 : x
  2. Step 2: Convert to fraction form
    222,351.75/332,919 = 332,919/x
  3. Step 3: Cross multiply
    222,351.75x = 332,919 × 332,919
  4. Step 4: Simplify right side
    222,351.75x = 110,835,060,561
  5. Step 5: Solve for x
    x = 110,835,060,561/222,351.75
  6. Step 6: Final answer
    x = 498,467.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.