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Finding the Third Proportional to 192,160 and 305,347

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Solution

The third proportional to 192,160 and 305,347 is: 485,203.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,160 : 305,347 = 305,347 : x
  2. Step 2: Convert to fraction form
    192,160/305,347 = 305,347/x
  3. Step 3: Cross multiply
    192,160x = 305,347 × 305,347
  4. Step 4: Simplify right side
    192,160x = 93,236,790,409
  5. Step 5: Solve for x
    x = 93,236,790,409/192,160
  6. Step 6: Final answer
    x = 485,203.95

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.