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Finding the Third Proportional to 414,780.75 and 659,532.38

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Solution

The third proportional to 414,780.75 and 659,532.38 is: 1,048,705.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,780.75 : 659,532.38 = 659,532.38 : x
  2. Step 2: Convert to fraction form
    414,780.75/659,532.38 = 659,532.38/x
  3. Step 3: Cross multiply
    414,780.75x = 659,532.38 × 659,532.38
  4. Step 4: Simplify right side
    414,780.75x = 434,982,953,673.14
  5. Step 5: Solve for x
    x = 434,982,953,673.14/414,780.75
  6. Step 6: Final answer
    x = 1,048,705.74

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.