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Finding the Fourth Proportional to 568,989.24, 853,610.97 and 214,006.34

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Solution

The fourth proportional to 568,989.24, 853,610.97 and 214,006.34 is: 321,057.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,989.24 : 853,610.97 = 214,006.34 : x
  2. Step 2: Convert to fraction form
    568,989.24/853,610.97 = 214,006.34/x
  3. Step 3: Cross multiply
    568,989.24x = 853,610.97 × 214,006.34
  4. Step 4: Simplify right side
    568,989.24x = 182,678,155,205.50
  5. Step 5: Solve for x
    x = 182,678,155,205.50/568,989.24
  6. Step 6: Final answer
    x = 321,057.31

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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.