Home / 263,298.24-394,886.34-73,771.92

Finding the Fourth Proportional to 263,298.24, 394,886.34 and 73,771.92

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Solution

The fourth proportional to 263,298.24, 394,886.34 and 73,771.92 is: 110,640.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,298.24 : 394,886.34 = 73,771.92 : x
  2. Step 2: Convert to fraction form
    263,298.24/394,886.34 = 73,771.92/x
  3. Step 3: Cross multiply
    263,298.24x = 394,886.34 × 73,771.92
  4. Step 4: Simplify right side
    263,298.24x = 29,131,523,483.57
  5. Step 5: Solve for x
    x = 29,131,523,483.57/263,298.24
  6. Step 6: Final answer
    x = 110,640.78

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1.5x scale

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.