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Finding the Third Proportional to 263,854 and 622,244

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Solution

The third proportional to 263,854 and 622,244 is: 1,467,431.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,854 : 622,244 = 622,244 : x
  2. Step 2: Convert to fraction form
    263,854/622,244 = 622,244/x
  3. Step 3: Cross multiply
    263,854x = 622,244 × 622,244
  4. Step 4: Simplify right side
    263,854x = 387,187,595,536
  5. Step 5: Solve for x
    x = 387,187,595,536/263,854
  6. Step 6: Final answer
    x = 1,467,431.21

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.