Home / 331,216.65-457,080.71-180,314.73

Finding the Fourth Proportional to 331,216.65, 457,080.71 and 180,314.73

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Solution

The fourth proportional to 331,216.65, 457,080.71 and 180,314.73 is: 248,835.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,216.65 : 457,080.71 = 180,314.73 : x
  2. Step 2: Convert to fraction form
    331,216.65/457,080.71 = 180,314.73/x
  3. Step 3: Cross multiply
    331,216.65x = 457,080.71 × 180,314.73
  4. Step 4: Simplify right side
    331,216.65x = 82,418,383,910.28
  5. Step 5: Solve for x
    x = 82,418,383,910.28/331,216.65
  6. Step 6: Final answer
    x = 248,835.27

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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.