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Finding the Fourth Proportional to 244,550.80, 366,826.20 and 220,931.20

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Solution

The fourth proportional to 244,550.80, 366,826.20 and 220,931.20 is: 331,396.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,550.80 : 366,826.20 = 220,931.20 : x
  2. Step 2: Convert to fraction form
    244,550.80/366,826.20 = 220,931.20/x
  3. Step 3: Cross multiply
    244,550.80x = 366,826.20 × 220,931.20
  4. Step 4: Simplify right side
    244,550.80x = 81,043,352,557.44
  5. Step 5: Solve for x
    x = 81,043,352,557.44/244,550.80
  6. Step 6: Final answer
    x = 331,396.80

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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.