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Finding the Fourth Proportional to 244,414.40, 366,913.20 and 137,883.20

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Solution

The fourth proportional to 244,414.40, 366,913.20 and 137,883.20 is: 206,989.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,414.40 : 366,913.20 = 137,883.20 : x
  2. Step 2: Convert to fraction form
    244,414.40/366,913.20 = 137,883.20/x
  3. Step 3: Cross multiply
    244,414.40x = 366,913.20 × 137,883.20
  4. Step 4: Simplify right side
    244,414.40x = 50,591,166,138.24
  5. Step 5: Solve for x
    x = 50,591,166,138.24/244,414.40
  6. Step 6: Final answer
    x = 206,989.30

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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.