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Finding the Third Proportional to 379,298 and 806,867

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Solution

The third proportional to 379,298 and 806,867 is: 1,716,419.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,298 : 806,867 = 806,867 : x
  2. Step 2: Convert to fraction form
    379,298/806,867 = 806,867/x
  3. Step 3: Cross multiply
    379,298x = 806,867 × 806,867
  4. Step 4: Simplify right side
    379,298x = 651,034,355,689
  5. Step 5: Solve for x
    x = 651,034,355,689/379,298
  6. Step 6: Final answer
    x = 1,716,419.16

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.