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Finding the Third Proportional to 220,922.25 and 337,803

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Solution

The third proportional to 220,922.25 and 337,803 is: 516,520.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,922.25 : 337,803 = 337,803 : x
  2. Step 2: Convert to fraction form
    220,922.25/337,803 = 337,803/x
  3. Step 3: Cross multiply
    220,922.25x = 337,803 × 337,803
  4. Step 4: Simplify right side
    220,922.25x = 114,110,866,809
  5. Step 5: Solve for x
    x = 114,110,866,809/220,922.25
  6. Step 6: Final answer
    x = 516,520.48

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.