Home / 220,874-480,412

Finding the Third Proportional to 220,874 and 480,412

Calculator

Solution

The third proportional to 220,874 and 480,412 is: 1,044,920.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,874 : 480,412 = 480,412 : x
  2. Step 2: Convert to fraction form
    220,874/480,412 = 480,412/x
  3. Step 3: Cross multiply
    220,874x = 480,412 × 480,412
  4. Step 4: Simplify right side
    220,874x = 230,795,689,744
  5. Step 5: Solve for x
    x = 230,795,689,744/220,874
  6. Step 6: Final answer
    x = 1,044,920.13

Related Problems

Find third proportional to 110,437 and 240,206
Half scale
Find third proportional to 441,748 and 960,824
Double scale
Find third proportional to 220,876 and 480,416
Similar ratio
Find third proportional to 331,311 and 720,618
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.