Home / 240,513-519,540

Finding the Third Proportional to 240,513 and 519,540

Calculator

Solution

The third proportional to 240,513 and 519,540 is: 1,122,275.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,513 : 519,540 = 519,540 : x
  2. Step 2: Convert to fraction form
    240,513/519,540 = 519,540/x
  3. Step 3: Cross multiply
    240,513x = 519,540 × 519,540
  4. Step 4: Simplify right side
    240,513x = 269,921,811,600
  5. Step 5: Solve for x
    x = 269,921,811,600/240,513
  6. Step 6: Final answer
    x = 1,122,275.35

Related Problems

Find third proportional to 120,256.50 and 259,770
Half scale
Find third proportional to 481,026 and 1,039,080
Double scale
Find third proportional to 240,515 and 519,544
Similar ratio
Find third proportional to 360,769.50 and 779,310
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.