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Finding the Third Proportional to 171,451.69 and 369,420.75

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Solution

The third proportional to 171,451.69 and 369,420.75 is: 795,977.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,451.69 : 369,420.75 = 369,420.75 : x
  2. Step 2: Convert to fraction form
    171,451.69/369,420.75 = 369,420.75/x
  3. Step 3: Cross multiply
    171,451.69x = 369,420.75 × 369,420.75
  4. Step 4: Simplify right side
    171,451.69x = 136,471,690,530.56
  5. Step 5: Solve for x
    x = 136,471,690,530.56/171,451.69
  6. Step 6: Final answer
    x = 795,977.53

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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.