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Finding the Third Proportional to 166,276 and 363,656

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Solution

The third proportional to 166,276 and 363,656 is: 795,338.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,276 : 363,656 = 363,656 : x
  2. Step 2: Convert to fraction form
    166,276/363,656 = 363,656/x
  3. Step 3: Cross multiply
    166,276x = 363,656 × 363,656
  4. Step 4: Simplify right side
    166,276x = 132,245,686,336
  5. Step 5: Solve for x
    x = 132,245,686,336/166,276
  6. Step 6: Final answer
    x = 795,338.39

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.