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Finding the Third Proportional to 169,321.50 and 370,125

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Solution

The third proportional to 169,321.50 and 370,125 is: 809,067.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,321.50 : 370,125 = 370,125 : x
  2. Step 2: Convert to fraction form
    169,321.50/370,125 = 370,125/x
  3. Step 3: Cross multiply
    169,321.50x = 370,125 × 370,125
  4. Step 4: Simplify right side
    169,321.50x = 136,992,515,625
  5. Step 5: Solve for x
    x = 136,992,515,625/169,321.50
  6. Step 6: Final answer
    x = 809,067.46

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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.