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Finding the Third Proportional to 166,816 and 366,995

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Solution

The third proportional to 166,816 and 366,995 is: 807,388.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,816 : 366,995 = 366,995 : x
  2. Step 2: Convert to fraction form
    166,816/366,995 = 366,995/x
  3. Step 3: Cross multiply
    166,816x = 366,995 × 366,995
  4. Step 4: Simplify right side
    166,816x = 134,685,330,025
  5. Step 5: Solve for x
    x = 134,685,330,025/166,816
  6. Step 6: Final answer
    x = 807,388.56

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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.