Home / 144,876-305,484

Finding the Third Proportional to 144,876 and 305,484

Calculator

Solution

The third proportional to 144,876 and 305,484 is: 644,140.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,876 : 305,484 = 305,484 : x
  2. Step 2: Convert to fraction form
    144,876/305,484 = 305,484/x
  3. Step 3: Cross multiply
    144,876x = 305,484 × 305,484
  4. Step 4: Simplify right side
    144,876x = 93,320,474,256
  5. Step 5: Solve for x
    x = 93,320,474,256/144,876
  6. Step 6: Final answer
    x = 644,140.33

Related Problems

Find third proportional to 72,438 and 152,742
Half scale
Find third proportional to 289,752 and 610,968
Double scale
Find third proportional to 144,878 and 305,488
Similar ratio
Find third proportional to 217,314 and 458,226
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.