Home / 219,686-479,467

Finding the Third Proportional to 219,686 and 479,467

Calculator

Solution

The third proportional to 219,686 and 479,467 is: 1,046,441.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,686 : 479,467 = 479,467 : x
  2. Step 2: Convert to fraction form
    219,686/479,467 = 479,467/x
  3. Step 3: Cross multiply
    219,686x = 479,467 × 479,467
  4. Step 4: Simplify right side
    219,686x = 229,888,604,089
  5. Step 5: Solve for x
    x = 229,888,604,089/219,686
  6. Step 6: Final answer
    x = 1,046,441.76

Related Problems

Find third proportional to 109,843 and 239,733.50
Half scale
Find third proportional to 439,372 and 958,934
Double scale
Find third proportional to 219,688 and 479,471
Similar ratio
Find third proportional to 329,529 and 719,200.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.