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Finding the Third Proportional to 337,937.06 and 685,199.25

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Solution

The third proportional to 337,937.06 and 685,199.25 is: 1,389,306.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,937.06 : 685,199.25 = 685,199.25 : x
  2. Step 2: Convert to fraction form
    337,937.06/685,199.25 = 685,199.25/x
  3. Step 3: Cross multiply
    337,937.06x = 685,199.25 × 685,199.25
  4. Step 4: Simplify right side
    337,937.06x = 469,498,012,200.56
  5. Step 5: Solve for x
    x = 469,498,012,200.56/337,937.06
  6. Step 6: Final answer
    x = 1,389,306.07

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.