Home / 286,519.48-395,399.24-179,151.76

Finding the Fourth Proportional to 286,519.48, 395,399.24 and 179,151.76

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Solution

The fourth proportional to 286,519.48, 395,399.24 and 179,151.76 is: 247,230.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,519.48 : 395,399.24 = 179,151.76 : x
  2. Step 2: Convert to fraction form
    286,519.48/395,399.24 = 179,151.76/x
  3. Step 3: Cross multiply
    286,519.48x = 395,399.24 × 179,151.76
  4. Step 4: Simplify right side
    286,519.48x = 70,836,469,748.66
  5. Step 5: Solve for x
    x = 70,836,469,748.66/286,519.48
  6. Step 6: Final answer
    x = 247,230.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.