Home / 818-1,228

Finding the Third Proportional to 818 and 1,228

Calculator

Solution

The third proportional to 818 and 1,228 is: 1,843.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    818 : 1,228 = 1,228 : x
  2. Step 2: Convert to fraction form
    818/1,228 = 1,228/x
  3. Step 3: Cross multiply
    818x = 1,228 × 1,228
  4. Step 4: Simplify right side
    818x = 1,507,984
  5. Step 5: Solve for x
    x = 1,507,984/818
  6. Step 6: Final answer
    x = 1,843.50

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.