Home / 481.70-721.58-234.42

Finding the Fourth Proportional to 481.70, 721.58 and 234.42

Calculator

Solution

The fourth proportional to 481.70, 721.58 and 234.42 is: 351.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    481.70 : 721.58 = 234.42 : x
  2. Step 2: Convert to fraction form
    481.70/721.58 = 234.42/x
  3. Step 3: Cross multiply
    481.70x = 721.58 × 234.42
  4. Step 4: Simplify right side
    481.70x = 169,151.61
  5. Step 5: Solve for x
    x = 169,151.61/481.70
  6. Step 6: Final answer
    x = 351.16

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.