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Finding the Third Proportional to 121,556 and 262,552

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Solution

The third proportional to 121,556 and 262,552 is: 567,092.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,556 : 262,552 = 262,552 : x
  2. Step 2: Convert to fraction form
    121,556/262,552 = 262,552/x
  3. Step 3: Cross multiply
    121,556x = 262,552 × 262,552
  4. Step 4: Simplify right side
    121,556x = 68,933,552,704
  5. Step 5: Solve for x
    x = 68,933,552,704/121,556
  6. Step 6: Final answer
    x = 567,092.97

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.