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Finding the Fourth Proportional to 247,481.83, 341,348.48 and 227,129.48

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Solution

The fourth proportional to 247,481.83, 341,348.48 and 227,129.48 is: 313,276.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,481.83 : 341,348.48 = 227,129.48 : x
  2. Step 2: Convert to fraction form
    247,481.83/341,348.48 = 227,129.48/x
  3. Step 3: Cross multiply
    247,481.83x = 341,348.48 × 227,129.48
  4. Step 4: Simplify right side
    247,481.83x = 77,530,302,530.61
  5. Step 5: Solve for x
    x = 77,530,302,530.61/247,481.83
  6. Step 6: Final answer
    x = 313,276.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.