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Finding the Fourth Proportional to 422,263.93, 582,766.11 and 241,003.31

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Solution

The fourth proportional to 422,263.93, 582,766.11 and 241,003.31 is: 332,608.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,263.93 : 582,766.11 = 241,003.31 : x
  2. Step 2: Convert to fraction form
    422,263.93/582,766.11 = 241,003.31/x
  3. Step 3: Cross multiply
    422,263.93x = 582,766.11 × 241,003.31
  4. Step 4: Simplify right side
    422,263.93x = 140,448,561,465.82
  5. Step 5: Solve for x
    x = 140,448,561,465.82/422,263.93
  6. Step 6: Final answer
    x = 332,608.47

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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.