Home / 311,849.70-466,977.51-171,454.02

Finding the Fourth Proportional to 311,849.70, 466,977.51 and 171,454.02

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Solution

The fourth proportional to 311,849.70, 466,977.51 and 171,454.02 is: 256,742.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,849.70 : 466,977.51 = 171,454.02 : x
  2. Step 2: Convert to fraction form
    311,849.70/466,977.51 = 171,454.02/x
  3. Step 3: Cross multiply
    311,849.70x = 466,977.51 × 171,454.02
  4. Step 4: Simplify right side
    311,849.70x = 80,065,171,339.09
  5. Step 5: Solve for x
    x = 80,065,171,339.09/311,849.70
  6. Step 6: Final answer
    x = 256,742.82

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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.