Home / 811-882

Finding the Third Proportional to 811 and 882

Calculator

Solution

The third proportional to 811 and 882 is: 959.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    811 : 882 = 882 : x
  2. Step 2: Convert to fraction form
    811/882 = 882/x
  3. Step 3: Cross multiply
    811x = 882 × 882
  4. Step 4: Simplify right side
    811x = 777,924
  5. Step 5: Solve for x
    x = 777,924/811
  6. Step 6: Final answer
    x = 959.22

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.