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Finding the Third Proportional to 209,122 and 332,373

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Solution

The third proportional to 209,122 and 332,373 is: 528,264.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,122 : 332,373 = 332,373 : x
  2. Step 2: Convert to fraction form
    209,122/332,373 = 332,373/x
  3. Step 3: Cross multiply
    209,122x = 332,373 × 332,373
  4. Step 4: Simplify right side
    209,122x = 110,471,811,129
  5. Step 5: Solve for x
    x = 110,471,811,129/209,122
  6. Step 6: Final answer
    x = 528,264.89

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.