Home / 219,611.25-479,499.75

Finding the Third Proportional to 219,611.25 and 479,499.75

Calculator

Solution

The third proportional to 219,611.25 and 479,499.75 is: 1,046,940.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,611.25 : 479,499.75 = 479,499.75 : x
  2. Step 2: Convert to fraction form
    219,611.25/479,499.75 = 479,499.75/x
  3. Step 3: Cross multiply
    219,611.25x = 479,499.75 × 479,499.75
  4. Step 4: Simplify right side
    219,611.25x = 229,920,010,250.06
  5. Step 5: Solve for x
    x = 229,920,010,250.06/219,611.25
  6. Step 6: Final answer
    x = 1,046,940.95

Related Problems

Find third proportional to 109,805.63 and 239,749.88
Half scale
Find third proportional to 439,222.50 and 958,999.50
Double scale
Find third proportional to 219,613 and 479,504
Similar ratio
Find third proportional to 329,416.88 and 719,249.63
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.