Home / 220,576.24-331,012.59-219,764.62

Finding the Fourth Proportional to 220,576.24, 331,012.59 and 219,764.62

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Solution

The fourth proportional to 220,576.24, 331,012.59 and 219,764.62 is: 329,794.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,576.24 : 331,012.59 = 219,764.62 : x
  2. Step 2: Convert to fraction form
    220,576.24/331,012.59 = 219,764.62/x
  3. Step 3: Cross multiply
    220,576.24x = 331,012.59 × 219,764.62
  4. Step 4: Simplify right side
    220,576.24x = 72,744,856,056.57
  5. Step 5: Solve for x
    x = 72,744,856,056.57/220,576.24
  6. Step 6: Final answer
    x = 329,794.61

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1.5x scale

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.