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Finding the Third Proportional to 155,230 and 335,374

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Solution

The third proportional to 155,230 and 335,374 is: 724,574.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,230 : 335,374 = 335,374 : x
  2. Step 2: Convert to fraction form
    155,230/335,374 = 335,374/x
  3. Step 3: Cross multiply
    155,230x = 335,374 × 335,374
  4. Step 4: Simplify right side
    155,230x = 112,475,719,876
  5. Step 5: Solve for x
    x = 112,475,719,876/155,230
  6. Step 6: Final answer
    x = 724,574.63

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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.