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Finding the Third Proportional to 169,393 and 368,310

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Solution

The third proportional to 169,393 and 368,310 is: 800,813.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,393 : 368,310 = 368,310 : x
  2. Step 2: Convert to fraction form
    169,393/368,310 = 368,310/x
  3. Step 3: Cross multiply
    169,393x = 368,310 × 368,310
  4. Step 4: Simplify right side
    169,393x = 135,652,256,100
  5. Step 5: Solve for x
    x = 135,652,256,100/169,393
  6. Step 6: Final answer
    x = 800,813.82

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.