Home / 187,939-394,332

Finding the Third Proportional to 187,939 and 394,332

Calculator

Solution

The third proportional to 187,939 and 394,332 is: 827,384.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,939 : 394,332 = 394,332 : x
  2. Step 2: Convert to fraction form
    187,939/394,332 = 394,332/x
  3. Step 3: Cross multiply
    187,939x = 394,332 × 394,332
  4. Step 4: Simplify right side
    187,939x = 155,497,726,224
  5. Step 5: Solve for x
    x = 155,497,726,224/187,939
  6. Step 6: Final answer
    x = 827,384.02

Related Problems

Find third proportional to 93,969.50 and 197,166
Half scale
Find third proportional to 375,878 and 788,664
Double scale
Find third proportional to 187,941 and 394,336
Similar ratio
Find third proportional to 281,908.50 and 591,498
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.