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Finding the Fourth Proportional to 263,327.88, 394,898.40 and 94,802.97

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Solution

The fourth proportional to 263,327.88, 394,898.40 and 94,802.97 is: 142,170.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,327.88 : 394,898.40 = 94,802.97 : x
  2. Step 2: Convert to fraction form
    263,327.88/394,898.40 = 94,802.97/x
  3. Step 3: Cross multiply
    263,327.88x = 394,898.40 × 94,802.97
  4. Step 4: Simplify right side
    263,327.88x = 37,437,541,168.25
  5. Step 5: Solve for x
    x = 37,437,541,168.25/263,327.88
  6. Step 6: Final answer
    x = 142,170.82

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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.