Home / 181,884-396,807

Finding the Third Proportional to 181,884 and 396,807

Calculator

Solution

The third proportional to 181,884 and 396,807 is: 865,693.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,884 : 396,807 = 396,807 : x
  2. Step 2: Convert to fraction form
    181,884/396,807 = 396,807/x
  3. Step 3: Cross multiply
    181,884x = 396,807 × 396,807
  4. Step 4: Simplify right side
    181,884x = 157,455,795,249
  5. Step 5: Solve for x
    x = 157,455,795,249/181,884
  6. Step 6: Final answer
    x = 865,693.49

Related Problems

Find third proportional to 90,942 and 198,403.50
Half scale
Find third proportional to 363,768 and 793,614
Double scale
Find third proportional to 181,886 and 396,811
Similar ratio
Find third proportional to 272,826 and 595,210.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.