Home / 169,722-372,087

Finding the Third Proportional to 169,722 and 372,087

Calculator

Solution

The third proportional to 169,722 and 372,087 is: 815,738.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,722 : 372,087 = 372,087 : x
  2. Step 2: Convert to fraction form
    169,722/372,087 = 372,087/x
  3. Step 3: Cross multiply
    169,722x = 372,087 × 372,087
  4. Step 4: Simplify right side
    169,722x = 138,448,735,569
  5. Step 5: Solve for x
    x = 138,448,735,569/169,722
  6. Step 6: Final answer
    x = 815,738.30

Related Problems

Find third proportional to 84,861 and 186,043.50
Half scale
Find third proportional to 339,444 and 744,174
Double scale
Find third proportional to 169,724 and 372,091
Similar ratio
Find third proportional to 254,583 and 558,130.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.