Home / 202,480-439,928

Finding the Third Proportional to 202,480 and 439,928

Calculator

Solution

The third proportional to 202,480 and 439,928 is: 955,830.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,480 : 439,928 = 439,928 : x
  2. Step 2: Convert to fraction form
    202,480/439,928 = 439,928/x
  3. Step 3: Cross multiply
    202,480x = 439,928 × 439,928
  4. Step 4: Simplify right side
    202,480x = 193,536,645,184
  5. Step 5: Solve for x
    x = 193,536,645,184/202,480
  6. Step 6: Final answer
    x = 955,830.92

Related Problems

Find third proportional to 101,240 and 219,964
Half scale
Find third proportional to 404,960 and 879,856
Double scale
Find third proportional to 202,482 and 439,932
Similar ratio
Find third proportional to 303,720 and 659,892
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.