Home / 205,871-433,879

Finding the Third Proportional to 205,871 and 433,879

Calculator

Solution

The third proportional to 205,871 and 433,879 is: 914,412.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,871 : 433,879 = 433,879 : x
  2. Step 2: Convert to fraction form
    205,871/433,879 = 433,879/x
  3. Step 3: Cross multiply
    205,871x = 433,879 × 433,879
  4. Step 4: Simplify right side
    205,871x = 188,250,986,641
  5. Step 5: Solve for x
    x = 188,250,986,641/205,871
  6. Step 6: Final answer
    x = 914,412.36

Related Problems

Find third proportional to 102,935.50 and 216,939.50
Half scale
Find third proportional to 411,742 and 867,758
Double scale
Find third proportional to 205,873 and 433,883
Similar ratio
Find third proportional to 308,806.50 and 650,818.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.