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Finding the Fourth Proportional to 273,440.40, 410,160.60 and 248,508.60

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Solution

The fourth proportional to 273,440.40, 410,160.60 and 248,508.60 is: 372,762.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,440.40 : 410,160.60 = 248,508.60 : x
  2. Step 2: Convert to fraction form
    273,440.40/410,160.60 = 248,508.60/x
  3. Step 3: Cross multiply
    273,440.40x = 410,160.60 × 248,508.60
  4. Step 4: Simplify right side
    273,440.40x = 101,928,436,481.16
  5. Step 5: Solve for x
    x = 101,928,436,481.16/273,440.40
  6. Step 6: Final answer
    x = 372,762.90

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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.