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Finding the Fourth Proportional to 568,524.41, 784,561.51 and 313,873.77

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Solution

The fourth proportional to 568,524.41, 784,561.51 and 313,873.77 is: 433,144.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,524.41 : 784,561.51 = 313,873.77 : x
  2. Step 2: Convert to fraction form
    568,524.41/784,561.51 = 313,873.77/x
  3. Step 3: Cross multiply
    568,524.41x = 784,561.51 × 313,873.77
  4. Step 4: Simplify right side
    568,524.41x = 246,253,278,940.59
  5. Step 5: Solve for x
    x = 246,253,278,940.59/568,524.41
  6. Step 6: Final answer
    x = 433,144.60

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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.