Home / 218,720-476,968

Finding the Third Proportional to 218,720 and 476,968

Calculator

Solution

The third proportional to 218,720 and 476,968 is: 1,040,135.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,720 : 476,968 = 476,968 : x
  2. Step 2: Convert to fraction form
    218,720/476,968 = 476,968/x
  3. Step 3: Cross multiply
    218,720x = 476,968 × 476,968
  4. Step 4: Simplify right side
    218,720x = 227,498,473,024
  5. Step 5: Solve for x
    x = 227,498,473,024/218,720
  6. Step 6: Final answer
    x = 1,040,135.67

Related Problems

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.