Home / 568,665.03-853,117.83-213,682.12

Finding the Fourth Proportional to 568,665.03, 853,117.83 and 213,682.12

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Solution

The fourth proportional to 568,665.03, 853,117.83 and 213,682.12 is: 320,568.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,665.03 : 853,117.83 = 213,682.12 : x
  2. Step 2: Convert to fraction form
    568,665.03/853,117.83 = 213,682.12/x
  3. Step 3: Cross multiply
    568,665.03x = 853,117.83 × 213,682.12
  4. Step 4: Simplify right side
    568,665.03x = 182,296,026,524.20
  5. Step 5: Solve for x
    x = 182,296,026,524.20/568,665.03
  6. Step 6: Final answer
    x = 320,568.38

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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.