Home / 552,686-810,896

Finding the Third Proportional to 552,686 and 810,896

Calculator

Solution

The third proportional to 552,686 and 810,896 is: 1,189,739.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,686 : 810,896 = 810,896 : x
  2. Step 2: Convert to fraction form
    552,686/810,896 = 810,896/x
  3. Step 3: Cross multiply
    552,686x = 810,896 × 810,896
  4. Step 4: Simplify right side
    552,686x = 657,552,322,816
  5. Step 5: Solve for x
    x = 657,552,322,816/552,686
  6. Step 6: Final answer
    x = 1,189,739.42

Related Problems

Find third proportional to 276,343 and 405,448
Half scale
Find third proportional to 1,105,372 and 1,621,792
Double scale
Find third proportional to 552,688 and 810,899
Similar ratio
Find third proportional to 829,029 and 1,216,344
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.