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Finding the Third Proportional to 376,383 and 811,869

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Solution

The third proportional to 376,383 and 811,869 is: 1,751,224.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,383 : 811,869 = 811,869 : x
  2. Step 2: Convert to fraction form
    376,383/811,869 = 811,869/x
  3. Step 3: Cross multiply
    376,383x = 811,869 × 811,869
  4. Step 4: Simplify right side
    376,383x = 659,131,273,161
  5. Step 5: Solve for x
    x = 659,131,273,161/376,383
  6. Step 6: Final answer
    x = 1,751,224.88

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.