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Finding the Third Proportional to 551,761.88 and 748,910.81

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Solution

The third proportional to 551,761.88 and 748,910.81 is: 1,016,502.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,761.88 : 748,910.81 = 748,910.81 : x
  2. Step 2: Convert to fraction form
    551,761.88/748,910.81 = 748,910.81/x
  3. Step 3: Cross multiply
    551,761.88x = 748,910.81 × 748,910.81
  4. Step 4: Simplify right side
    551,761.88x = 560,867,405,079.41
  5. Step 5: Solve for x
    x = 560,867,405,079.41/551,761.88
  6. Step 6: Final answer
    x = 1,016,502.64

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.