Home / 406-484

Finding the Third Proportional to 406 and 484

Calculator

Solution

The third proportional to 406 and 484 is: 576.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    406 : 484 = 484 : x
  2. Step 2: Convert to fraction form
    406/484 = 484/x
  3. Step 3: Cross multiply
    406x = 484 × 484
  4. Step 4: Simplify right side
    406x = 234,256
  5. Step 5: Solve for x
    x = 234,256/406
  6. Step 6: Final answer
    x = 576.99

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.