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Finding the Third Proportional to 366,973 and 516,777

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Solution

The third proportional to 366,973 and 516,777 is: 727,733.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,973 : 516,777 = 516,777 : x
  2. Step 2: Convert to fraction form
    366,973/516,777 = 516,777/x
  3. Step 3: Cross multiply
    366,973x = 516,777 × 516,777
  4. Step 4: Simplify right side
    366,973x = 267,058,467,729
  5. Step 5: Solve for x
    x = 267,058,467,729/366,973
  6. Step 6: Final answer
    x = 727,733.29

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.