Home / 177,670-381,692

Finding the Third Proportional to 177,670 and 381,692

Calculator

Solution

The third proportional to 177,670 and 381,692 is: 819,996.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,670 : 381,692 = 381,692 : x
  2. Step 2: Convert to fraction form
    177,670/381,692 = 381,692/x
  3. Step 3: Cross multiply
    177,670x = 381,692 × 381,692
  4. Step 4: Simplify right side
    177,670x = 145,688,782,864
  5. Step 5: Solve for x
    x = 145,688,782,864/177,670
  6. Step 6: Final answer
    x = 819,996.53

Related Problems

Find third proportional to 88,835 and 190,846
Half scale
Find third proportional to 355,340 and 763,384
Double scale
Find third proportional to 177,672 and 381,696
Similar ratio
Find third proportional to 266,505 and 572,538
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.