Home / 180,642.50-372,218.50

Finding the Third Proportional to 180,642.50 and 372,218.50

Calculator

Solution

The third proportional to 180,642.50 and 372,218.50 is: 766,965.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,642.50 : 372,218.50 = 372,218.50 : x
  2. Step 2: Convert to fraction form
    180,642.50/372,218.50 = 372,218.50/x
  3. Step 3: Cross multiply
    180,642.50x = 372,218.50 × 372,218.50
  4. Step 4: Simplify right side
    180,642.50x = 138,546,611,742.25
  5. Step 5: Solve for x
    x = 138,546,611,742.25/180,642.50
  6. Step 6: Final answer
    x = 766,965.76

Related Problems

Find third proportional to 90,321.25 and 186,109.25
Half scale
Find third proportional to 361,285 and 744,437
Double scale
Find third proportional to 180,645 and 372,223
Similar ratio
Find third proportional to 270,963.75 and 558,327.75
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.