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Finding the Fourth Proportional to 447,351.52, 670,819.91 and 166,793.44

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Solution

The fourth proportional to 447,351.52, 670,819.91 and 166,793.44 is: 250,112.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,351.52 : 670,819.91 = 166,793.44 : x
  2. Step 2: Convert to fraction form
    447,351.52/670,819.91 = 166,793.44/x
  3. Step 3: Cross multiply
    447,351.52x = 670,819.91 × 166,793.44
  4. Step 4: Simplify right side
    447,351.52x = 111,888,360,409.39
  5. Step 5: Solve for x
    x = 111,888,360,409.39/447,351.52
  6. Step 6: Final answer
    x = 250,112.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.