Home / 472.74-708.72-229.14

Finding the Fourth Proportional to 472.74, 708.72 and 229.14

Calculator

Solution

The fourth proportional to 472.74, 708.72 and 229.14 is: 343.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    472.74 : 708.72 = 229.14 : x
  2. Step 2: Convert to fraction form
    472.74/708.72 = 229.14/x
  3. Step 3: Cross multiply
    472.74x = 708.72 × 229.14
  4. Step 4: Simplify right side
    472.74x = 162,396.10
  5. Step 5: Solve for x
    x = 162,396.10/472.74
  6. Step 6: Final answer
    x = 343.52

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.