Home / 622-768

Finding the Third Proportional to 622 and 768

Calculator

Solution

The third proportional to 622 and 768 is: 948.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    622 : 768 = 768 : x
  2. Step 2: Convert to fraction form
    622/768 = 768/x
  3. Step 3: Cross multiply
    622x = 768 × 768
  4. Step 4: Simplify right side
    622x = 589,824
  5. Step 5: Solve for x
    x = 589,824/622
  6. Step 6: Final answer
    x = 948.27

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.