Home / 180,092-388,115

Finding the Third Proportional to 180,092 and 388,115

Calculator

Solution

The third proportional to 180,092 and 388,115 is: 836,423.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,092 : 388,115 = 388,115 : x
  2. Step 2: Convert to fraction form
    180,092/388,115 = 388,115/x
  3. Step 3: Cross multiply
    180,092x = 388,115 × 388,115
  4. Step 4: Simplify right side
    180,092x = 150,633,253,225
  5. Step 5: Solve for x
    x = 150,633,253,225/180,092
  6. Step 6: Final answer
    x = 836,423.90

Related Problems

Find third proportional to 90,046 and 194,057.50
Half scale
Find third proportional to 360,184 and 776,230
Double scale
Find third proportional to 180,094 and 388,119
Similar ratio
Find third proportional to 270,138 and 582,172.50
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.