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Finding the Third Proportional to 332,131 and 515,693

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Solution

The third proportional to 332,131 and 515,693 is: 800,705.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,131 : 515,693 = 515,693 : x
  2. Step 2: Convert to fraction form
    332,131/515,693 = 515,693/x
  3. Step 3: Cross multiply
    332,131x = 515,693 × 515,693
  4. Step 4: Simplify right side
    332,131x = 265,939,270,249
  5. Step 5: Solve for x
    x = 265,939,270,249/332,131
  6. Step 6: Final answer
    x = 800,705.96

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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.