Home / 568,628.10-853,237.34-231,915.78

Finding the Fourth Proportional to 568,628.10, 853,237.34 and 231,915.78

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Solution

The fourth proportional to 568,628.10, 853,237.34 and 231,915.78 is: 347,994.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,628.10 : 853,237.34 = 231,915.78 : x
  2. Step 2: Convert to fraction form
    568,628.10/853,237.34 = 231,915.78/x
  3. Step 3: Cross multiply
    568,628.10x = 853,237.34 × 231,915.78
  4. Step 4: Simplify right side
    568,628.10x = 197,879,203,231.23
  5. Step 5: Solve for x
    x = 197,879,203,231.23/568,628.10
  6. Step 6: Final answer
    x = 347,994.06

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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.