Home / 172,218-364,923

Finding the Third Proportional to 172,218 and 364,923

Calculator

Solution

The third proportional to 172,218 and 364,923 is: 773,257.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,218 : 364,923 = 364,923 : x
  2. Step 2: Convert to fraction form
    172,218/364,923 = 364,923/x
  3. Step 3: Cross multiply
    172,218x = 364,923 × 364,923
  4. Step 4: Simplify right side
    172,218x = 133,168,795,929
  5. Step 5: Solve for x
    x = 133,168,795,929/172,218
  6. Step 6: Final answer
    x = 773,257.13

Related Problems

Find third proportional to 86,109 and 182,461.50
Half scale
Find third proportional to 344,436 and 729,846
Double scale
Find third proportional to 172,220 and 364,927
Similar ratio
Find third proportional to 258,327 and 547,384.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.