Home / 172,412-265,886

Finding the Third Proportional to 172,412 and 265,886

Calculator

Solution

The third proportional to 172,412 and 265,886 is: 410,037.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,412 : 265,886 = 265,886 : x
  2. Step 2: Convert to fraction form
    172,412/265,886 = 265,886/x
  3. Step 3: Cross multiply
    172,412x = 265,886 × 265,886
  4. Step 4: Simplify right side
    172,412x = 70,695,364,996
  5. Step 5: Solve for x
    x = 70,695,364,996/172,412
  6. Step 6: Final answer
    x = 410,037.38

Related Problems

Find third proportional to 86,206 and 132,943
Half scale
Find third proportional to 344,824 and 531,772
Double scale
Find third proportional to 172,414 and 265,889
Similar ratio
Find third proportional to 258,618 and 398,829
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.