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Finding the Third Proportional to 168,745 and 367,009

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Solution

The third proportional to 168,745 and 367,009 is: 798,219.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,745 : 367,009 = 367,009 : x
  2. Step 2: Convert to fraction form
    168,745/367,009 = 367,009/x
  3. Step 3: Cross multiply
    168,745x = 367,009 × 367,009
  4. Step 4: Simplify right side
    168,745x = 134,695,606,081
  5. Step 5: Solve for x
    x = 134,695,606,081/168,745
  6. Step 6: Final answer
    x = 798,219.84

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.