Home / 456,876-669,726

Finding the Third Proportional to 456,876 and 669,726

Calculator

Solution

The third proportional to 456,876 and 669,726 is: 981,738.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,876 : 669,726 = 669,726 : x
  2. Step 2: Convert to fraction form
    456,876/669,726 = 669,726/x
  3. Step 3: Cross multiply
    456,876x = 669,726 × 669,726
  4. Step 4: Simplify right side
    456,876x = 448,532,915,076
  5. Step 5: Solve for x
    x = 448,532,915,076/456,876
  6. Step 6: Final answer
    x = 981,738.84

Related Problems

Find third proportional to 228,438 and 334,863
Half scale
Find third proportional to 913,752 and 1,339,452
Double scale
Find third proportional to 456,878 and 669,729
Similar ratio
Find third proportional to 685,314 and 1,004,589
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.