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Finding the Fourth Proportional to 244,626.70, 366,940.05 and 220,132.30

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Solution

The fourth proportional to 244,626.70, 366,940.05 and 220,132.30 is: 330,198.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,626.70 : 366,940.05 = 220,132.30 : x
  2. Step 2: Convert to fraction form
    244,626.70/366,940.05 = 220,132.30/x
  3. Step 3: Cross multiply
    244,626.70x = 366,940.05 × 220,132.30
  4. Step 4: Simplify right side
    244,626.70x = 80,775,357,168.62
  5. Step 5: Solve for x
    x = 80,775,357,168.62/244,626.70
  6. Step 6: Final answer
    x = 330,198.45

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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.