Home / 219.26-330.39-181.58

Finding the Fourth Proportional to 219.26, 330.39 and 181.58

Calculator

Solution

The fourth proportional to 219.26, 330.39 and 181.58 is: 273.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    219.26 : 330.39 = 181.58 : x
  2. Step 2: Convert to fraction form
    219.26/330.39 = 181.58/x
  3. Step 3: Cross multiply
    219.26x = 330.39 × 181.58
  4. Step 4: Simplify right side
    219.26x = 59,992.22
  5. Step 5: Solve for x
    x = 59,992.22/219.26
  6. Step 6: Final answer
    x = 273.61

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.