Home / 568,928.49-853,517.46-213,942.39

Finding the Fourth Proportional to 568,928.49, 853,517.46 and 213,942.39

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Solution

The fourth proportional to 568,928.49, 853,517.46 and 213,942.39 is: 320,960.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,928.49 : 853,517.46 = 213,942.39 : x
  2. Step 2: Convert to fraction form
    568,928.49/853,517.46 = 213,942.39/x
  3. Step 3: Cross multiply
    568,928.49x = 853,517.46 × 213,942.39
  4. Step 4: Simplify right side
    568,928.49x = 182,603,565,299.13
  5. Step 5: Solve for x
    x = 182,603,565,299.13/568,928.49
  6. Step 6: Final answer
    x = 320,960.49

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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.