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Finding the Fourth Proportional to 633,257.06, 949,879.64 and 273,682.13

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Solution

The fourth proportional to 633,257.06, 949,879.64 and 273,682.13 is: 410,520.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,257.06 : 949,879.64 = 273,682.13 : x
  2. Step 2: Convert to fraction form
    633,257.06/949,879.64 = 273,682.13/x
  3. Step 3: Cross multiply
    633,257.06x = 949,879.64 × 273,682.13
  4. Step 4: Simplify right side
    633,257.06x = 259,965,079,053.64
  5. Step 5: Solve for x
    x = 259,965,079,053.64/633,257.06
  6. Step 6: Final answer
    x = 410,520.62

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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.