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Finding the Fourth Proportional to 443,067.42, 611,425.22 and 252,076.71

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Solution

The fourth proportional to 443,067.42, 611,425.22 and 252,076.71 is: 347,861.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,067.42 : 611,425.22 = 252,076.71 : x
  2. Step 2: Convert to fraction form
    443,067.42/611,425.22 = 252,076.71/x
  3. Step 3: Cross multiply
    443,067.42x = 611,425.22 × 252,076.71
  4. Step 4: Simplify right side
    443,067.42x = 154,126,056,608.24
  5. Step 5: Solve for x
    x = 154,126,056,608.24/443,067.42
  6. Step 6: Final answer
    x = 347,861.41

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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.