Home / 100,496-218,488

Finding the Third Proportional to 100,496 and 218,488

Calculator

Solution

The third proportional to 100,496 and 218,488 is: 475,013.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,496 : 218,488 = 218,488 : x
  2. Step 2: Convert to fraction form
    100,496/218,488 = 218,488/x
  3. Step 3: Cross multiply
    100,496x = 218,488 × 218,488
  4. Step 4: Simplify right side
    100,496x = 47,737,006,144
  5. Step 5: Solve for x
    x = 47,737,006,144/100,496
  6. Step 6: Final answer
    x = 475,013.99

Related Problems

Find third proportional to 50,248 and 109,244
Half scale
Find third proportional to 200,992 and 436,976
Double scale
Find third proportional to 100,498 and 218,492
Similar ratio
Find third proportional to 150,744 and 327,732
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.