Home / 439.39-658.95-222.94

Finding the Fourth Proportional to 439.39, 658.95 and 222.94

Calculator

Solution

The fourth proportional to 439.39, 658.95 and 222.94 is: 334.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    439.39 : 658.95 = 222.94 : x
  2. Step 2: Convert to fraction form
    439.39/658.95 = 222.94/x
  3. Step 3: Cross multiply
    439.39x = 658.95 × 222.94
  4. Step 4: Simplify right side
    439.39x = 146,906.31
  5. Step 5: Solve for x
    x = 146,906.31/439.39
  6. Step 6: Final answer
    x = 334.34

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.