Home / 930,835.20-1,394,940.60-574,791.60

Finding the Fourth Proportional to 930,835.20, 1,394,940.60 and 574,791.60

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Solution

The fourth proportional to 930,835.20, 1,394,940.60 and 574,791.60 is: 861,377.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,835.20 : 1,394,940.60 = 574,791.60 : x
  2. Step 2: Convert to fraction form
    930,835.20/1,394,940.60 = 574,791.60/x
  3. Step 3: Cross multiply
    930,835.20x = 1,394,940.60 × 574,791.60
  4. Step 4: Simplify right side
    930,835.20x = 801,800,139,378.96
  5. Step 5: Solve for x
    x = 801,800,139,378.96/930,835.20
  6. Step 6: Final answer
    x = 861,377.12

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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.