Home / 172,832-266,618

Finding the Third Proportional to 172,832 and 266,618

Calculator

Solution

The third proportional to 172,832 and 266,618 is: 411,296.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,832 : 266,618 = 266,618 : x
  2. Step 2: Convert to fraction form
    172,832/266,618 = 266,618/x
  3. Step 3: Cross multiply
    172,832x = 266,618 × 266,618
  4. Step 4: Simplify right side
    172,832x = 71,085,157,924
  5. Step 5: Solve for x
    x = 71,085,157,924/172,832
  6. Step 6: Final answer
    x = 411,296.28

Related Problems

Find third proportional to 86,416 and 133,309
Half scale
Find third proportional to 345,664 and 533,236
Double scale
Find third proportional to 172,834 and 266,621
Similar ratio
Find third proportional to 259,248 and 399,927
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.