Home / 367,401-520,015

Finding the Third Proportional to 367,401 and 520,015

Calculator

Solution

The third proportional to 367,401 and 520,015 is: 736,023.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,401 : 520,015 = 520,015 : x
  2. Step 2: Convert to fraction form
    367,401/520,015 = 520,015/x
  3. Step 3: Cross multiply
    367,401x = 520,015 × 520,015
  4. Step 4: Simplify right side
    367,401x = 270,415,600,225
  5. Step 5: Solve for x
    x = 270,415,600,225/367,401
  6. Step 6: Final answer
    x = 736,023.04

Related Problems

Find third proportional to 183,700.50 and 260,007.50
Half scale
Find third proportional to 734,802 and 1,040,030
Double scale
Find third proportional to 367,403 and 520,018
Similar ratio
Find third proportional to 551,101.50 and 780,022.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.