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Finding the Third Proportional to 366,986 and 548,766

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Solution

The third proportional to 366,986 and 548,766 is: 820,587.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,986 : 548,766 = 548,766 : x
  2. Step 2: Convert to fraction form
    366,986/548,766 = 548,766/x
  3. Step 3: Cross multiply
    366,986x = 548,766 × 548,766
  4. Step 4: Simplify right side
    366,986x = 301,144,122,756
  5. Step 5: Solve for x
    x = 301,144,122,756/366,986
  6. Step 6: Final answer
    x = 820,587.50

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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.