Home / 263,928.69-395,861.85-74,403.27

Finding the Fourth Proportional to 263,928.69, 395,861.85 and 74,403.27

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Solution

The fourth proportional to 263,928.69, 395,861.85 and 74,403.27 is: 111,596.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,928.69 : 395,861.85 = 74,403.27 : x
  2. Step 2: Convert to fraction form
    263,928.69/395,861.85 = 74,403.27/x
  3. Step 3: Cross multiply
    263,928.69x = 395,861.85 × 74,403.27
  4. Step 4: Simplify right side
    263,928.69x = 29,453,416,108.25
  5. Step 5: Solve for x
    x = 29,453,416,108.25/263,928.69
  6. Step 6: Final answer
    x = 111,596.11

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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.