Home / 172,586-369,168

Finding the Third Proportional to 172,586 and 369,168

Calculator

Solution

The third proportional to 172,586 and 369,168 is: 789,664.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,586 : 369,168 = 369,168 : x
  2. Step 2: Convert to fraction form
    172,586/369,168 = 369,168/x
  3. Step 3: Cross multiply
    172,586x = 369,168 × 369,168
  4. Step 4: Simplify right side
    172,586x = 136,285,012,224
  5. Step 5: Solve for x
    x = 136,285,012,224/172,586
  6. Step 6: Final answer
    x = 789,664.35

Related Problems

Find third proportional to 86,293 and 184,584
Half scale
Find third proportional to 345,172 and 738,336
Double scale
Find third proportional to 172,588 and 369,172
Similar ratio
Find third proportional to 258,879 and 553,752
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.