Home / 165,846-389,859

Finding the Third Proportional to 165,846 and 389,859

Calculator

Solution

The third proportional to 165,846 and 389,859 is: 916,452.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,846 : 389,859 = 389,859 : x
  2. Step 2: Convert to fraction form
    165,846/389,859 = 389,859/x
  3. Step 3: Cross multiply
    165,846x = 389,859 × 389,859
  4. Step 4: Simplify right side
    165,846x = 151,990,039,881
  5. Step 5: Solve for x
    x = 151,990,039,881/165,846
  6. Step 6: Final answer
    x = 916,452.85

Related Problems

Find third proportional to 82,923 and 194,929.50
Half scale
Find third proportional to 331,692 and 779,718
Double scale
Find third proportional to 165,848 and 389,864
Similar ratio
Find third proportional to 248,769 and 584,788.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.