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Finding the Third Proportional to 284,026 and 622,372

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Solution

The third proportional to 284,026 and 622,372 is: 1,363,772.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,026 : 622,372 = 622,372 : x
  2. Step 2: Convert to fraction form
    284,026/622,372 = 622,372/x
  3. Step 3: Cross multiply
    284,026x = 622,372 × 622,372
  4. Step 4: Simplify right side
    284,026x = 387,346,906,384
  5. Step 5: Solve for x
    x = 387,346,906,384/284,026
  6. Step 6: Final answer
    x = 1,363,772.71

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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.