Home / 321,835.23-444,137.46-178,604.55

Finding the Fourth Proportional to 321,835.23, 444,137.46 and 178,604.55

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Solution

The fourth proportional to 321,835.23, 444,137.46 and 178,604.55 is: 246,476.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,835.23 : 444,137.46 = 178,604.55 : x
  2. Step 2: Convert to fraction form
    321,835.23/444,137.46 = 178,604.55/x
  3. Step 3: Cross multiply
    321,835.23x = 444,137.46 × 178,604.55
  4. Step 4: Simplify right side
    321,835.23x = 79,324,971,181.44
  5. Step 5: Solve for x
    x = 79,324,971,181.44/321,835.23
  6. Step 6: Final answer
    x = 246,476.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.