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Finding the Fourth Proportional to 248,704.28, 372,744.26 and 195,905.24

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Solution

The fourth proportional to 248,704.28, 372,744.26 and 195,905.24 is: 293,611.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,704.28 : 372,744.26 = 195,905.24 : x
  2. Step 2: Convert to fraction form
    248,704.28/372,744.26 = 195,905.24/x
  3. Step 3: Cross multiply
    248,704.28x = 372,744.26 × 195,905.24
  4. Step 4: Simplify right side
    248,704.28x = 73,022,553,713.92
  5. Step 5: Solve for x
    x = 73,022,553,713.92/248,704.28
  6. Step 6: Final answer
    x = 293,611.97

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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.