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Finding the Fourth Proportional to 227,615.20, 341,131.20 and 202,537.60

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Solution

The fourth proportional to 227,615.20, 341,131.20 and 202,537.60 is: 303,546.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,615.20 : 341,131.20 = 202,537.60 : x
  2. Step 2: Convert to fraction form
    227,615.20/341,131.20 = 202,537.60/x
  3. Step 3: Cross multiply
    227,615.20x = 341,131.20 × 202,537.60
  4. Step 4: Simplify right side
    227,615.20x = 69,091,894,533.12
  5. Step 5: Solve for x
    x = 69,091,894,533.12/227,615.20
  6. Step 6: Final answer
    x = 303,546.93

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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.