Home / 568,727.06-784,822.76-314,072.78

Finding the Fourth Proportional to 568,727.06, 784,822.76 and 314,072.78

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Solution

The fourth proportional to 568,727.06, 784,822.76 and 314,072.78 is: 433,409.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,727.06 : 784,822.76 = 314,072.78 : x
  2. Step 2: Convert to fraction form
    568,727.06/784,822.76 = 314,072.78/x
  3. Step 3: Cross multiply
    568,727.06x = 784,822.76 × 314,072.78
  4. Step 4: Simplify right side
    568,727.06x = 246,491,466,040.47
  5. Step 5: Solve for x
    x = 246,491,466,040.47/568,727.06
  6. Step 6: Final answer
    x = 433,409.07

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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.