Home / 331,243.37-457,115.92-180,340.37

Finding the Fourth Proportional to 331,243.37, 457,115.92 and 180,340.37

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Solution

The fourth proportional to 331,243.37, 457,115.92 and 180,340.37 is: 248,869.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,243.37 : 457,115.92 = 180,340.37 : x
  2. Step 2: Convert to fraction form
    331,243.37/457,115.92 = 180,340.37/x
  3. Step 3: Cross multiply
    331,243.37x = 457,115.92 × 180,340.37
  4. Step 4: Simplify right side
    331,243.37x = 82,436,451,634.69
  5. Step 5: Solve for x
    x = 82,436,451,634.69/331,243.37
  6. Step 6: Final answer
    x = 248,869.74

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1.5x scale

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.