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Finding the Third Proportional to 220,169.39 and 337,361.84

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Solution

The third proportional to 220,169.39 and 337,361.84 is: 516,933.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,169.39 : 337,361.84 = 337,361.84 : x
  2. Step 2: Convert to fraction form
    220,169.39/337,361.84 = 337,361.84/x
  3. Step 3: Cross multiply
    220,169.39x = 337,361.84 × 337,361.84
  4. Step 4: Simplify right side
    220,169.39x = 113,813,008,347.12
  5. Step 5: Solve for x
    x = 113,813,008,347.12/220,169.39
  6. Step 6: Final answer
    x = 516,933.84

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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.