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Finding the Third Proportional to 332,553 and 727,218

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Solution

The third proportional to 332,553 and 727,218 is: 1,590,260.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,553 : 727,218 = 727,218 : x
  2. Step 2: Convert to fraction form
    332,553/727,218 = 727,218/x
  3. Step 3: Cross multiply
    332,553x = 727,218 × 727,218
  4. Step 4: Simplify right side
    332,553x = 528,846,019,524
  5. Step 5: Solve for x
    x = 528,846,019,524/332,553
  6. Step 6: Final answer
    x = 1,590,260.86

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.