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Finding the Third Proportional to 500,666 and 774,767

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Solution

The third proportional to 500,666 and 774,767 is: 1,198,930.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,666 : 774,767 = 774,767 : x
  2. Step 2: Convert to fraction form
    500,666/774,767 = 774,767/x
  3. Step 3: Cross multiply
    500,666x = 774,767 × 774,767
  4. Step 4: Simplify right side
    500,666x = 600,263,904,289
  5. Step 5: Solve for x
    x = 600,263,904,289/500,666
  6. Step 6: Final answer
    x = 1,198,930.83

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.