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Finding the Third Proportional to 97,399 and 209,594

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Solution

The third proportional to 97,399 and 209,594 is: 451,027.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,399 : 209,594 = 209,594 : x
  2. Step 2: Convert to fraction form
    97,399/209,594 = 209,594/x
  3. Step 3: Cross multiply
    97,399x = 209,594 × 209,594
  4. Step 4: Simplify right side
    97,399x = 43,929,644,836
  5. Step 5: Solve for x
    x = 43,929,644,836/97,399
  6. Step 6: Final answer
    x = 451,027.68

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.