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Finding the Third Proportional to 636,670 and 955,005

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Solution

The third proportional to 636,670 and 955,005 is: 1,432,507.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,670 : 955,005 = 955,005 : x
  2. Step 2: Convert to fraction form
    636,670/955,005 = 955,005/x
  3. Step 3: Cross multiply
    636,670x = 955,005 × 955,005
  4. Step 4: Simplify right side
    636,670x = 912,034,550,025
  5. Step 5: Solve for x
    x = 912,034,550,025/636,670
  6. Step 6: Final answer
    x = 1,432,507.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.