Home / 259,820-566,660

Finding the Third Proportional to 259,820 and 566,660

Calculator

Solution

The third proportional to 259,820 and 566,660 is: 1,235,869.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,820 : 566,660 = 566,660 : x
  2. Step 2: Convert to fraction form
    259,820/566,660 = 566,660/x
  3. Step 3: Cross multiply
    259,820x = 566,660 × 566,660
  4. Step 4: Simplify right side
    259,820x = 321,103,555,600
  5. Step 5: Solve for x
    x = 321,103,555,600/259,820
  6. Step 6: Final answer
    x = 1,235,869.28

Related Problems

Find third proportional to 129,910 and 283,330
Half scale
Find third proportional to 519,640 and 1,133,320
Double scale
Find third proportional to 259,822 and 566,664
Similar ratio
Find third proportional to 389,730 and 849,990
1.5x scale

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.