Home / 188,851-407,864

Finding the Third Proportional to 188,851 and 407,864

Calculator

Solution

The third proportional to 188,851 and 407,864 is: 880,869.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,851 : 407,864 = 407,864 : x
  2. Step 2: Convert to fraction form
    188,851/407,864 = 407,864/x
  3. Step 3: Cross multiply
    188,851x = 407,864 × 407,864
  4. Step 4: Simplify right side
    188,851x = 166,353,042,496
  5. Step 5: Solve for x
    x = 166,353,042,496/188,851
  6. Step 6: Final answer
    x = 880,869.27

Related Problems

Find third proportional to 94,425.50 and 203,932
Half scale
Find third proportional to 377,702 and 815,728
Double scale
Find third proportional to 188,853 and 407,868
Similar ratio
Find third proportional to 283,276.50 and 611,796
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.