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Finding the Third Proportional to 175,064 and 381,808

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Solution

The third proportional to 175,064 and 381,808 is: 832,708.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,064 : 381,808 = 381,808 : x
  2. Step 2: Convert to fraction form
    175,064/381,808 = 381,808/x
  3. Step 3: Cross multiply
    175,064x = 381,808 × 381,808
  4. Step 4: Simplify right side
    175,064x = 145,777,348,864
  5. Step 5: Solve for x
    x = 145,777,348,864/175,064
  6. Step 6: Final answer
    x = 832,708.89

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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.