Home / 329.44-493.86-146.74

Finding the Fourth Proportional to 329.44, 493.86 and 146.74

Calculator

Solution

The fourth proportional to 329.44, 493.86 and 146.74 is: 219.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    329.44 : 493.86 = 146.74 : x
  2. Step 2: Convert to fraction form
    329.44/493.86 = 146.74/x
  3. Step 3: Cross multiply
    329.44x = 493.86 × 146.74
  4. Step 4: Simplify right side
    329.44x = 72,469.02
  5. Step 5: Solve for x
    x = 72,469.02/329.44
  6. Step 6: Final answer
    x = 219.98

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.