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Finding the Fourth Proportional to 568,448.56, 852,757.08 and 189,245.44

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Solution

The fourth proportional to 568,448.56, 852,757.08 and 189,245.44 is: 283,896.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,448.56 : 852,757.08 = 189,245.44 : x
  2. Step 2: Convert to fraction form
    568,448.56/852,757.08 = 189,245.44/x
  3. Step 3: Cross multiply
    568,448.56x = 852,757.08 × 189,245.44
  4. Step 4: Simplify right side
    568,448.56x = 161,380,388,817.72
  5. Step 5: Solve for x
    x = 161,380,388,817.72/568,448.56
  6. Step 6: Final answer
    x = 283,896.20

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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.