Home / 445,778.27-668,833.86-179,614.29

Finding the Fourth Proportional to 445,778.27, 668,833.86 and 179,614.29

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Solution

The fourth proportional to 445,778.27, 668,833.86 and 179,614.29 is: 269,488.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,778.27 : 668,833.86 = 179,614.29 : x
  2. Step 2: Convert to fraction form
    445,778.27/668,833.86 = 179,614.29/x
  3. Step 3: Cross multiply
    445,778.27x = 668,833.86 × 179,614.29
  4. Step 4: Simplify right side
    445,778.27x = 120,132,118,891.86
  5. Step 5: Solve for x
    x = 120,132,118,891.86/445,778.27
  6. Step 6: Final answer
    x = 269,488.51

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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.