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Finding the Fourth Proportional to 367,817.10, 551,999.46 and 273,267.42

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Solution

The fourth proportional to 367,817.10, 551,999.46 and 273,267.42 is: 410,104.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,817.10 : 551,999.46 = 273,267.42 : x
  2. Step 2: Convert to fraction form
    367,817.10/551,999.46 = 273,267.42/x
  3. Step 3: Cross multiply
    367,817.10x = 551,999.46 × 273,267.42
  4. Step 4: Simplify right side
    367,817.10x = 150,843,468,275.59
  5. Step 5: Solve for x
    x = 150,843,468,275.59/367,817.10
  6. Step 6: Final answer
    x = 410,104.56

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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.