Home / 181,208-378,928

Finding the Third Proportional to 181,208 and 378,928

Calculator

Solution

The third proportional to 181,208 and 378,928 is: 792,384.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,208 : 378,928 = 378,928 : x
  2. Step 2: Convert to fraction form
    181,208/378,928 = 378,928/x
  3. Step 3: Cross multiply
    181,208x = 378,928 × 378,928
  4. Step 4: Simplify right side
    181,208x = 143,586,429,184
  5. Step 5: Solve for x
    x = 143,586,429,184/181,208
  6. Step 6: Final answer
    x = 792,384.60

Related Problems

Find third proportional to 90,604 and 189,464
Half scale
Find third proportional to 362,416 and 757,856
Double scale
Find third proportional to 181,210 and 378,932
Similar ratio
Find third proportional to 271,812 and 568,392
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.