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Finding the Third Proportional to 332,127 and 515,687.63

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Solution

The third proportional to 332,127 and 515,687.63 is: 800,698.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,127 : 515,687.63 = 515,687.63 : x
  2. Step 2: Convert to fraction form
    332,127/515,687.63 = 515,687.63/x
  3. Step 3: Cross multiply
    332,127x = 515,687.63 × 515,687.63
  4. Step 4: Simplify right side
    332,127x = 265,933,726,578.14
  5. Step 5: Solve for x
    x = 265,933,726,578.14/332,127
  6. Step 6: Final answer
    x = 800,698.91

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.