Home / 240,521-518,324

Finding the Third Proportional to 240,521 and 518,324

Calculator

Solution

The third proportional to 240,521 and 518,324 is: 1,116,990.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,521 : 518,324 = 518,324 : x
  2. Step 2: Convert to fraction form
    240,521/518,324 = 518,324/x
  3. Step 3: Cross multiply
    240,521x = 518,324 × 518,324
  4. Step 4: Simplify right side
    240,521x = 268,659,768,976
  5. Step 5: Solve for x
    x = 268,659,768,976/240,521
  6. Step 6: Final answer
    x = 1,116,990.90

Related Problems

Find third proportional to 120,260.50 and 259,162
Half scale
Find third proportional to 481,042 and 1,036,648
Double scale
Find third proportional to 240,523 and 518,328
Similar ratio
Find third proportional to 360,781.50 and 777,486
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.