Home / 694,245.14-1,041,444.26-220,819.78

Finding the Fourth Proportional to 694,245.14, 1,041,444.26 and 220,819.78

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Solution

The fourth proportional to 694,245.14, 1,041,444.26 and 220,819.78 is: 331,254.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,245.14 : 1,041,444.26 = 220,819.78 : x
  2. Step 2: Convert to fraction form
    694,245.14/1,041,444.26 = 220,819.78/x
  3. Step 3: Cross multiply
    694,245.14x = 1,041,444.26 × 220,819.78
  4. Step 4: Simplify right side
    694,245.14x = 229,971,492,375.46
  5. Step 5: Solve for x
    x = 229,971,492,375.46/694,245.14
  6. Step 6: Final answer
    x = 331,254.02

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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.