Home / 259,983-540,378

Finding the Third Proportional to 259,983 and 540,378

Calculator

Solution

The third proportional to 259,983 and 540,378 is: 1,123,182.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,983 : 540,378 = 540,378 : x
  2. Step 2: Convert to fraction form
    259,983/540,378 = 540,378/x
  3. Step 3: Cross multiply
    259,983x = 540,378 × 540,378
  4. Step 4: Simplify right side
    259,983x = 292,008,382,884
  5. Step 5: Solve for x
    x = 292,008,382,884/259,983
  6. Step 6: Final answer
    x = 1,123,182.60

Related Problems

Find third proportional to 129,991.50 and 270,189
Half scale
Find third proportional to 519,966 and 1,080,756
Double scale
Find third proportional to 259,985 and 540,382
Similar ratio
Find third proportional to 389,974.50 and 810,567
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.