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Finding the Third Proportional to 168,392 and 370,192

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Solution

The third proportional to 168,392 and 370,192 is: 813,827.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,392 : 370,192 = 370,192 : x
  2. Step 2: Convert to fraction form
    168,392/370,192 = 370,192/x
  3. Step 3: Cross multiply
    168,392x = 370,192 × 370,192
  4. Step 4: Simplify right side
    168,392x = 137,042,116,864
  5. Step 5: Solve for x
    x = 137,042,116,864/168,392
  6. Step 6: Final answer
    x = 813,827.95

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.