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Finding the Fourth Proportional to 227,044.40, 340,566.60 and 202,112.60

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Solution

The fourth proportional to 227,044.40, 340,566.60 and 202,112.60 is: 303,168.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,044.40 : 340,566.60 = 202,112.60 : x
  2. Step 2: Convert to fraction form
    227,044.40/340,566.60 = 202,112.60/x
  3. Step 3: Cross multiply
    227,044.40x = 340,566.60 × 202,112.60
  4. Step 4: Simplify right side
    227,044.40x = 68,832,800,999.16
  5. Step 5: Solve for x
    x = 68,832,800,999.16/227,044.40
  6. Step 6: Final answer
    x = 303,168.90

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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.