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Finding the Fourth Proportional to 492,251.20, 737,793.60 and 367,446.40

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Solution

The fourth proportional to 492,251.20, 737,793.60 and 367,446.40 is: 550,734.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,251.20 : 737,793.60 = 367,446.40 : x
  2. Step 2: Convert to fraction form
    492,251.20/737,793.60 = 367,446.40/x
  3. Step 3: Cross multiply
    492,251.20x = 737,793.60 × 367,446.40
  4. Step 4: Simplify right side
    492,251.20x = 271,099,602,263.04
  5. Step 5: Solve for x
    x = 271,099,602,263.04/492,251.20
  6. Step 6: Final answer
    x = 550,734.26

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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.