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Finding the Third Proportional to 168,060 and 260,353

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Solution

The third proportional to 168,060 and 260,353 is: 403,330.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,060 : 260,353 = 260,353 : x
  2. Step 2: Convert to fraction form
    168,060/260,353 = 260,353/x
  3. Step 3: Cross multiply
    168,060x = 260,353 × 260,353
  4. Step 4: Simplify right side
    168,060x = 67,783,684,609
  5. Step 5: Solve for x
    x = 67,783,684,609/168,060
  6. Step 6: Final answer
    x = 403,330.27

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.