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Finding the Third Proportional to 162,767 and 356,566

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Solution

The third proportional to 162,767 and 356,566 is: 781,112.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,767 : 356,566 = 356,566 : x
  2. Step 2: Convert to fraction form
    162,767/356,566 = 356,566/x
  3. Step 3: Cross multiply
    162,767x = 356,566 × 356,566
  4. Step 4: Simplify right side
    162,767x = 127,139,312,356
  5. Step 5: Solve for x
    x = 127,139,312,356/162,767
  6. Step 6: Final answer
    x = 781,112.34

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.