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Finding the Fourth Proportional to 324,074.44, 447,222.76 and 178,880.27

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Solution

The fourth proportional to 324,074.44, 447,222.76 and 178,880.27 is: 246,854.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,074.44 : 447,222.76 = 178,880.27 : x
  2. Step 2: Convert to fraction form
    324,074.44/447,222.76 = 178,880.27/x
  3. Step 3: Cross multiply
    324,074.44x = 447,222.76 × 178,880.27
  4. Step 4: Simplify right side
    324,074.44x = 79,999,326,493.69
  5. Step 5: Solve for x
    x = 79,999,326,493.69/324,074.44
  6. Step 6: Final answer
    x = 246,854.79

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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.