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Finding the Third Proportional to 168,645.38 and 362,306.25

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Solution

The third proportional to 168,645.38 and 362,306.25 is: 778,354.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,645.38 : 362,306.25 = 362,306.25 : x
  2. Step 2: Convert to fraction form
    168,645.38/362,306.25 = 362,306.25/x
  3. Step 3: Cross multiply
    168,645.38x = 362,306.25 × 362,306.25
  4. Step 4: Simplify right side
    168,645.38x = 131,265,818,789.06
  5. Step 5: Solve for x
    x = 131,265,818,789.06/168,645.38
  6. Step 6: Final answer
    x = 778,354.10

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.