Home / 311.56-467.56-149.44

Finding the Fourth Proportional to 311.56, 467.56 and 149.44

Calculator

Solution

The fourth proportional to 311.56, 467.56 and 149.44 is: 224.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    311.56 : 467.56 = 149.44 : x
  2. Step 2: Convert to fraction form
    311.56/467.56 = 149.44/x
  3. Step 3: Cross multiply
    311.56x = 467.56 × 149.44
  4. Step 4: Simplify right side
    311.56x = 69,872.17
  5. Step 5: Solve for x
    x = 69,872.17/311.56
  6. Step 6: Final answer
    x = 224.27

Related Problems

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.