Home / 189,112-387,968

Finding the Third Proportional to 189,112 and 387,968

Calculator

Solution

The third proportional to 189,112 and 387,968 is: 795,926.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,112 : 387,968 = 387,968 : x
  2. Step 2: Convert to fraction form
    189,112/387,968 = 387,968/x
  3. Step 3: Cross multiply
    189,112x = 387,968 × 387,968
  4. Step 4: Simplify right side
    189,112x = 150,519,169,024
  5. Step 5: Solve for x
    x = 150,519,169,024/189,112
  6. Step 6: Final answer
    x = 795,926.06

Related Problems

Find third proportional to 94,556 and 193,984
Half scale
Find third proportional to 378,224 and 775,936
Double scale
Find third proportional to 189,114 and 387,972
Similar ratio
Find third proportional to 283,668 and 581,952
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.