Home / 207,800-447,378

Finding the Third Proportional to 207,800 and 447,378

Calculator

Solution

The third proportional to 207,800 and 447,378 is: 963,171.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,800 : 447,378 = 447,378 : x
  2. Step 2: Convert to fraction form
    207,800/447,378 = 447,378/x
  3. Step 3: Cross multiply
    207,800x = 447,378 × 447,378
  4. Step 4: Simplify right side
    207,800x = 200,147,074,884
  5. Step 5: Solve for x
    x = 200,147,074,884/207,800
  6. Step 6: Final answer
    x = 963,171.68

Related Problems

Find third proportional to 103,900 and 223,689
Half scale
Find third proportional to 415,600 and 894,756
Double scale
Find third proportional to 207,802 and 447,382
Similar ratio
Find third proportional to 311,700 and 671,067
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.