Home / 98,977-230,990

Finding the Third Proportional to 98,977 and 230,990

Calculator

Solution

The third proportional to 98,977 and 230,990 is: 539,078.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,977 : 230,990 = 230,990 : x
  2. Step 2: Convert to fraction form
    98,977/230,990 = 230,990/x
  3. Step 3: Cross multiply
    98,977x = 230,990 × 230,990
  4. Step 4: Simplify right side
    98,977x = 53,356,380,100
  5. Step 5: Solve for x
    x = 53,356,380,100/98,977
  6. Step 6: Final answer
    x = 539,078.57

Related Problems

Find third proportional to 49,488.50 and 115,495
Half scale
Find third proportional to 197,954 and 461,980
Double scale
Find third proportional to 98,979 and 230,995
Similar ratio
Find third proportional to 148,465.50 and 346,485
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.