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Finding the Third Proportional to 176,367 and 370,206

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Solution

The third proportional to 176,367 and 370,206 is: 777,086.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,367 : 370,206 = 370,206 : x
  2. Step 2: Convert to fraction form
    176,367/370,206 = 370,206/x
  3. Step 3: Cross multiply
    176,367x = 370,206 × 370,206
  4. Step 4: Simplify right side
    176,367x = 137,052,482,436
  5. Step 5: Solve for x
    x = 137,052,482,436/176,367
  6. Step 6: Final answer
    x = 777,086.88

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.