Home / 298,964-447,622

Finding the Third Proportional to 298,964 and 447,622

Calculator

Solution

The third proportional to 298,964 and 447,622 is: 670,199.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,964 : 447,622 = 447,622 : x
  2. Step 2: Convert to fraction form
    298,964/447,622 = 447,622/x
  3. Step 3: Cross multiply
    298,964x = 447,622 × 447,622
  4. Step 4: Simplify right side
    298,964x = 200,365,454,884
  5. Step 5: Solve for x
    x = 200,365,454,884/298,964
  6. Step 6: Final answer
    x = 670,199.27

Related Problems

Find third proportional to 149,482 and 223,811
Half scale
Find third proportional to 597,928 and 895,244
Double scale
Find third proportional to 298,966 and 447,625
Similar ratio
Find third proportional to 448,446 and 671,433
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.