Home / 181,412-272,810

Finding the Third Proportional to 181,412 and 272,810

Calculator

Solution

The third proportional to 181,412 and 272,810 is: 410,255.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,412 : 272,810 = 272,810 : x
  2. Step 2: Convert to fraction form
    181,412/272,810 = 272,810/x
  3. Step 3: Cross multiply
    181,412x = 272,810 × 272,810
  4. Step 4: Simplify right side
    181,412x = 74,425,296,100
  5. Step 5: Solve for x
    x = 74,425,296,100/181,412
  6. Step 6: Final answer
    x = 410,255.64

Related Problems

Find third proportional to 90,706 and 136,405
Half scale
Find third proportional to 362,824 and 545,620
Double scale
Find third proportional to 181,414 and 272,813
Similar ratio
Find third proportional to 272,118 and 409,215
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.