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Finding the Fourth Proportional to 227,700.20, 340,894.20 and 204,080.60

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Solution

The fourth proportional to 227,700.20, 340,894.20 and 204,080.60 is: 305,532.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,700.20 : 340,894.20 = 204,080.60 : x
  2. Step 2: Convert to fraction form
    227,700.20/340,894.20 = 204,080.60/x
  3. Step 3: Cross multiply
    227,700.20x = 340,894.20 × 204,080.60
  4. Step 4: Simplify right side
    227,700.20x = 69,569,892,872.52
  5. Step 5: Solve for x
    x = 69,569,892,872.52/227,700.20
  6. Step 6: Final answer
    x = 305,532.86

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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.