Home / 221,248-520,067

Finding the Third Proportional to 221,248 and 520,067

Calculator

Solution

The third proportional to 221,248 and 520,067 is: 1,222,472.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,248 : 520,067 = 520,067 : x
  2. Step 2: Convert to fraction form
    221,248/520,067 = 520,067/x
  3. Step 3: Cross multiply
    221,248x = 520,067 × 520,067
  4. Step 4: Simplify right side
    221,248x = 270,469,684,489
  5. Step 5: Solve for x
    x = 270,469,684,489/221,248
  6. Step 6: Final answer
    x = 1,222,472.90

Related Problems

Find third proportional to 110,624 and 260,033.50
Half scale
Find third proportional to 442,496 and 1,040,134
Double scale
Find third proportional to 221,250 and 520,072
Similar ratio
Find third proportional to 331,872 and 780,100.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.