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Finding the Third Proportional to 170,109 and 366,219

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Solution

The third proportional to 170,109 and 366,219 is: 788,414.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,109 : 366,219 = 366,219 : x
  2. Step 2: Convert to fraction form
    170,109/366,219 = 366,219/x
  3. Step 3: Cross multiply
    170,109x = 366,219 × 366,219
  4. Step 4: Simplify right side
    170,109x = 134,116,355,961
  5. Step 5: Solve for x
    x = 134,116,355,961/170,109
  6. Step 6: Final answer
    x = 788,414.23

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.