Home / 327,516-520,799

Finding the Third Proportional to 327,516 and 520,799

Calculator

Solution

The third proportional to 327,516 and 520,799 is: 828,147.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,516 : 520,799 = 520,799 : x
  2. Step 2: Convert to fraction form
    327,516/520,799 = 520,799/x
  3. Step 3: Cross multiply
    327,516x = 520,799 × 520,799
  4. Step 4: Simplify right side
    327,516x = 271,231,598,401
  5. Step 5: Solve for x
    x = 271,231,598,401/327,516
  6. Step 6: Final answer
    x = 828,147.63

Related Problems

Find third proportional to 163,758 and 260,399.50
Half scale
Find third proportional to 655,032 and 1,041,598
Double scale
Find third proportional to 327,518 and 520,802
Similar ratio
Find third proportional to 491,274 and 781,198.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.