Home / 181,228-384,380

Finding the Third Proportional to 181,228 and 384,380

Calculator

Solution

The third proportional to 181,228 and 384,380 is: 815,260.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,228 : 384,380 = 384,380 : x
  2. Step 2: Convert to fraction form
    181,228/384,380 = 384,380/x
  3. Step 3: Cross multiply
    181,228x = 384,380 × 384,380
  4. Step 4: Simplify right side
    181,228x = 147,747,984,400
  5. Step 5: Solve for x
    x = 147,747,984,400/181,228
  6. Step 6: Final answer
    x = 815,260.25

Related Problems

Find third proportional to 90,614 and 192,190
Half scale
Find third proportional to 362,456 and 768,760
Double scale
Find third proportional to 181,230 and 384,384
Similar ratio
Find third proportional to 271,842 and 576,570
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.