Home / 244,253.40-366,380.10-220,147.80

Finding the Fourth Proportional to 244,253.40, 366,380.10 and 220,147.80

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Solution

The fourth proportional to 244,253.40, 366,380.10 and 220,147.80 is: 330,221.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,253.40 : 366,380.10 = 220,147.80 : x
  2. Step 2: Convert to fraction form
    244,253.40/366,380.10 = 220,147.80/x
  3. Step 3: Cross multiply
    244,253.40x = 366,380.10 × 220,147.80
  4. Step 4: Simplify right side
    244,253.40x = 80,657,772,978.78
  5. Step 5: Solve for x
    x = 80,657,772,978.78/244,253.40
  6. Step 6: Final answer
    x = 330,221.70

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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.