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Finding the Fourth Proportional to 568,297.62, 851,733.63 and 301,399.38

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Solution

The fourth proportional to 568,297.62, 851,733.63 and 301,399.38 is: 451,721.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,297.62 : 851,733.63 = 301,399.38 : x
  2. Step 2: Convert to fraction form
    568,297.62/851,733.63 = 301,399.38/x
  3. Step 3: Cross multiply
    568,297.62x = 851,733.63 × 301,399.38
  4. Step 4: Simplify right side
    568,297.62x = 256,711,988,007.15
  5. Step 5: Solve for x
    x = 256,711,988,007.15/568,297.62
  6. Step 6: Final answer
    x = 451,721.03

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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.