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Finding the Fourth Proportional to 568,499.04, 853,194.06 and 396,602.87

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Solution

The fourth proportional to 568,499.04, 853,194.06 and 396,602.87 is: 595,215.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,499.04 : 853,194.06 = 396,602.87 : x
  2. Step 2: Convert to fraction form
    568,499.04/853,194.06 = 396,602.87/x
  3. Step 3: Cross multiply
    568,499.04x = 853,194.06 × 396,602.87
  4. Step 4: Simplify right side
    568,499.04x = 338,379,208,596.98
  5. Step 5: Solve for x
    x = 338,379,208,596.98/568,499.04
  6. Step 6: Final answer
    x = 595,215.09

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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.