Home / 311,277.33-467,335.80-199,176.39

Finding the Fourth Proportional to 311,277.33, 467,335.80 and 199,176.39

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Solution

The fourth proportional to 311,277.33, 467,335.80 and 199,176.39 is: 299,033.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,277.33 : 467,335.80 = 199,176.39 : x
  2. Step 2: Convert to fraction form
    311,277.33/467,335.80 = 199,176.39/x
  3. Step 3: Cross multiply
    311,277.33x = 467,335.80 × 199,176.39
  4. Step 4: Simplify right side
    311,277.33x = 93,082,257,561.76
  5. Step 5: Solve for x
    x = 93,082,257,561.76/311,277.33
  6. Step 6: Final answer
    x = 299,033.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.