Home / 852,778.53-1,279,150.23-284,200.92

Finding the Fourth Proportional to 852,778.53, 1,279,150.23 and 284,200.92

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Solution

The fourth proportional to 852,778.53, 1,279,150.23 and 284,200.92 is: 426,295.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,778.53 : 1,279,150.23 = 284,200.92 : x
  2. Step 2: Convert to fraction form
    852,778.53/1,279,150.23 = 284,200.92/x
  3. Step 3: Cross multiply
    852,778.53x = 1,279,150.23 × 284,200.92
  4. Step 4: Simplify right side
    852,778.53x = 363,535,672,184.21
  5. Step 5: Solve for x
    x = 363,535,672,184.21/852,778.53
  6. Step 6: Final answer
    x = 426,295.53

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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.