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Finding the Fourth Proportional to 569,704.39, 854,976.47 and 270,185.83

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Solution

The fourth proportional to 569,704.39, 854,976.47 and 270,185.83 is: 405,477.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,704.39 : 854,976.47 = 270,185.83 : x
  2. Step 2: Convert to fraction form
    569,704.39/854,976.47 = 270,185.83/x
  3. Step 3: Cross multiply
    569,704.39x = 854,976.47 × 270,185.83
  4. Step 4: Simplify right side
    569,704.39x = 231,002,523,689.05
  5. Step 5: Solve for x
    x = 231,002,523,689.05/569,704.39
  6. Step 6: Final answer
    x = 405,477.87

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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.