Home / 443.81-961.31

Finding the Third Proportional to 443.81 and 961.31

Calculator

Solution

The third proportional to 443.81 and 961.31 is: 2,082.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    443.81 : 961.31 = 961.31 : x
  2. Step 2: Convert to fraction form
    443.81/961.31 = 961.31/x
  3. Step 3: Cross multiply
    443.81x = 961.31 × 961.31
  4. Step 4: Simplify right side
    443.81x = 924,121.72
  5. Step 5: Solve for x
    x = 924,121.72/443.81
  6. Step 6: Final answer
    x = 2,082.23

Related Problems

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.