Home / 353.24-530.06-147.79

Finding the Fourth Proportional to 353.24, 530.06 and 147.79

Calculator

Solution

The fourth proportional to 353.24, 530.06 and 147.79 is: 221.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    353.24 : 530.06 = 147.79 : x
  2. Step 2: Convert to fraction form
    353.24/530.06 = 147.79/x
  3. Step 3: Cross multiply
    353.24x = 530.06 × 147.79
  4. Step 4: Simplify right side
    353.24x = 78,336.09
  5. Step 5: Solve for x
    x = 78,336.09/353.24
  6. Step 6: Final answer
    x = 221.77

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.