Home / 330.56-495.32-168.02

Finding the Fourth Proportional to 330.56, 495.32 and 168.02

Calculator

Solution

The fourth proportional to 330.56, 495.32 and 168.02 is: 251.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    330.56 : 495.32 = 168.02 : x
  2. Step 2: Convert to fraction form
    330.56/495.32 = 168.02/x
  3. Step 3: Cross multiply
    330.56x = 495.32 × 168.02
  4. Step 4: Simplify right side
    330.56x = 83,223.67
  5. Step 5: Solve for x
    x = 83,223.67/330.56
  6. Step 6: Final answer
    x = 251.77

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.