Home / 258,813-556,962

Finding the Third Proportional to 258,813 and 556,962

Calculator

Solution

The third proportional to 258,813 and 556,962 is: 1,198,574.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,813 : 556,962 = 556,962 : x
  2. Step 2: Convert to fraction form
    258,813/556,962 = 556,962/x
  3. Step 3: Cross multiply
    258,813x = 556,962 × 556,962
  4. Step 4: Simplify right side
    258,813x = 310,206,669,444
  5. Step 5: Solve for x
    x = 310,206,669,444/258,813
  6. Step 6: Final answer
    x = 1,198,574.53

Related Problems

Find third proportional to 129,406.50 and 278,481
Half scale
Find third proportional to 517,626 and 1,113,924
Double scale
Find third proportional to 258,815 and 556,966
Similar ratio
Find third proportional to 388,219.50 and 835,443
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.