Home / 247,940.20-371,910.30-237,442.60

Finding the Fourth Proportional to 247,940.20, 371,910.30 and 237,442.60

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Solution

The fourth proportional to 247,940.20, 371,910.30 and 237,442.60 is: 356,163.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,940.20 : 371,910.30 = 237,442.60 : x
  2. Step 2: Convert to fraction form
    247,940.20/371,910.30 = 237,442.60/x
  3. Step 3: Cross multiply
    247,940.20x = 371,910.30 × 237,442.60
  4. Step 4: Simplify right side
    247,940.20x = 88,307,348,598.78
  5. Step 5: Solve for x
    x = 88,307,348,598.78/247,940.20
  6. Step 6: Final answer
    x = 356,163.90

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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.