Home / 180,048-388,009

Finding the Third Proportional to 180,048 and 388,009

Calculator

Solution

The third proportional to 180,048 and 388,009 is: 836,171.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,048 : 388,009 = 388,009 : x
  2. Step 2: Convert to fraction form
    180,048/388,009 = 388,009/x
  3. Step 3: Cross multiply
    180,048x = 388,009 × 388,009
  4. Step 4: Simplify right side
    180,048x = 150,550,984,081
  5. Step 5: Solve for x
    x = 150,550,984,081/180,048
  6. Step 6: Final answer
    x = 836,171.38

Related Problems

Find third proportional to 90,024 and 194,004.50
Half scale
Find third proportional to 360,096 and 776,018
Double scale
Find third proportional to 180,050 and 388,013
Similar ratio
Find third proportional to 270,072 and 582,013.50
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.