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Finding the Third Proportional to 163,188 and 330,966

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Solution

The third proportional to 163,188 and 330,966 is: 671,241.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,188 : 330,966 = 330,966 : x
  2. Step 2: Convert to fraction form
    163,188/330,966 = 330,966/x
  3. Step 3: Cross multiply
    163,188x = 330,966 × 330,966
  4. Step 4: Simplify right side
    163,188x = 109,538,493,156
  5. Step 5: Solve for x
    x = 109,538,493,156/163,188
  6. Step 6: Final answer
    x = 671,241.10

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.