Home / 127,021-270,912

Finding the Third Proportional to 127,021 and 270,912

Calculator

Solution

The third proportional to 127,021 and 270,912 is: 577,804.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,021 : 270,912 = 270,912 : x
  2. Step 2: Convert to fraction form
    127,021/270,912 = 270,912/x
  3. Step 3: Cross multiply
    127,021x = 270,912 × 270,912
  4. Step 4: Simplify right side
    127,021x = 73,393,311,744
  5. Step 5: Solve for x
    x = 73,393,311,744/127,021
  6. Step 6: Final answer
    x = 577,804.55

Related Problems

Find third proportional to 63,510.50 and 135,456
Half scale
Find third proportional to 254,042 and 541,824
Double scale
Find third proportional to 127,023 and 270,916
Similar ratio
Find third proportional to 190,531.50 and 406,368
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.