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Finding the Third Proportional to 168,484 and 374,330

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Solution

The third proportional to 168,484 and 374,330 is: 831,669.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,484 : 374,330 = 374,330 : x
  2. Step 2: Convert to fraction form
    168,484/374,330 = 374,330/x
  3. Step 3: Cross multiply
    168,484x = 374,330 × 374,330
  4. Step 4: Simplify right side
    168,484x = 140,122,948,900
  5. Step 5: Solve for x
    x = 140,122,948,900/168,484
  6. Step 6: Final answer
    x = 831,669.17

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.