Home / 187,963-405,268

Finding the Third Proportional to 187,963 and 405,268

Calculator

Solution

The third proportional to 187,963 and 405,268 is: 873,800.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,963 : 405,268 = 405,268 : x
  2. Step 2: Convert to fraction form
    187,963/405,268 = 405,268/x
  3. Step 3: Cross multiply
    187,963x = 405,268 × 405,268
  4. Step 4: Simplify right side
    187,963x = 164,242,151,824
  5. Step 5: Solve for x
    x = 164,242,151,824/187,963
  6. Step 6: Final answer
    x = 873,800.44

Related Problems

Find third proportional to 93,981.50 and 202,634
Half scale
Find third proportional to 375,926 and 810,536
Double scale
Find third proportional to 187,965 and 405,272
Similar ratio
Find third proportional to 281,944.50 and 607,902
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.