Home / 211,514-457,876

Finding the Third Proportional to 211,514 and 457,876

Calculator

Solution

The third proportional to 211,514 and 457,876 is: 991,189.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,514 : 457,876 = 457,876 : x
  2. Step 2: Convert to fraction form
    211,514/457,876 = 457,876/x
  3. Step 3: Cross multiply
    211,514x = 457,876 × 457,876
  4. Step 4: Simplify right side
    211,514x = 209,650,431,376
  5. Step 5: Solve for x
    x = 209,650,431,376/211,514
  6. Step 6: Final answer
    x = 991,189.38

Related Problems

Find third proportional to 105,757 and 228,938
Half scale
Find third proportional to 423,028 and 915,752
Double scale
Find third proportional to 211,516 and 457,880
Similar ratio
Find third proportional to 317,271 and 686,814
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.