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Finding the Fourth Proportional to 244,207.80, 366,311.70 and 149,729.40

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Solution

The fourth proportional to 244,207.80, 366,311.70 and 149,729.40 is: 224,594.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,207.80 : 366,311.70 = 149,729.40 : x
  2. Step 2: Convert to fraction form
    244,207.80/366,311.70 = 149,729.40/x
  3. Step 3: Cross multiply
    244,207.80x = 366,311.70 × 149,729.40
  4. Step 4: Simplify right side
    244,207.80x = 54,847,631,053.98
  5. Step 5: Solve for x
    x = 54,847,631,053.98/244,207.80
  6. Step 6: Final answer
    x = 224,594.10

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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.