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Finding the Third Proportional to 175,070 and 381,826

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Solution

The third proportional to 175,070 and 381,826 is: 832,758.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,070 : 381,826 = 381,826 : x
  2. Step 2: Convert to fraction form
    175,070/381,826 = 381,826/x
  3. Step 3: Cross multiply
    175,070x = 381,826 × 381,826
  4. Step 4: Simplify right side
    175,070x = 145,791,094,276
  5. Step 5: Solve for x
    x = 145,791,094,276/175,070
  6. Step 6: Final answer
    x = 832,758.86

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.