Home / 284,416.20-426,546.54-106,909.56

Finding the Fourth Proportional to 284,416.20, 426,546.54 and 106,909.56

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Solution

The fourth proportional to 284,416.20, 426,546.54 and 106,909.56 is: 160,335.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,416.20 : 426,546.54 = 106,909.56 : x
  2. Step 2: Convert to fraction form
    284,416.20/426,546.54 = 106,909.56/x
  3. Step 3: Cross multiply
    284,416.20x = 426,546.54 × 106,909.56
  4. Step 4: Simplify right side
    284,416.20x = 45,601,902,910.92
  5. Step 5: Solve for x
    x = 45,601,902,910.92/284,416.20
  6. Step 6: Final answer
    x = 160,335.11

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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.