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Finding the Fourth Proportional to 568,647.03, 853,202.57 and 366,348.86

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Solution

The fourth proportional to 568,647.03, 853,202.57 and 366,348.86 is: 549,672.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,647.03 : 853,202.57 = 366,348.86 : x
  2. Step 2: Convert to fraction form
    568,647.03/853,202.57 = 366,348.86/x
  3. Step 3: Cross multiply
    568,647.03x = 853,202.57 × 366,348.86
  4. Step 4: Simplify right side
    568,647.03x = 312,569,785,970.32
  5. Step 5: Solve for x
    x = 312,569,785,970.32/568,647.03
  6. Step 6: Final answer
    x = 549,672.76

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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.