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Finding the Fourth Proportional to 263,178.62, 394,764.24 and 63,497.33

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Solution

The fourth proportional to 263,178.62, 394,764.24 and 63,497.33 is: 95,245.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,178.62 : 394,764.24 = 63,497.33 : x
  2. Step 2: Convert to fraction form
    263,178.62/394,764.24 = 63,497.33/x
  3. Step 3: Cross multiply
    263,178.62x = 394,764.24 × 63,497.33
  4. Step 4: Simplify right side
    263,178.62x = 25,066,473,245.66
  5. Step 5: Solve for x
    x = 25,066,473,245.66/263,178.62
  6. Step 6: Final answer
    x = 95,245.10

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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.