Home / 149,847-318,765

Finding the Third Proportional to 149,847 and 318,765

Calculator

Solution

The third proportional to 149,847 and 318,765 is: 678,099.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,847 : 318,765 = 318,765 : x
  2. Step 2: Convert to fraction form
    149,847/318,765 = 318,765/x
  3. Step 3: Cross multiply
    149,847x = 318,765 × 318,765
  4. Step 4: Simplify right side
    149,847x = 101,611,125,225
  5. Step 5: Solve for x
    x = 101,611,125,225/149,847
  6. Step 6: Final answer
    x = 678,099.16

Related Problems

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.