Home / 218,228-469,657

Finding the Third Proportional to 218,228 and 469,657

Calculator

Solution

The third proportional to 218,228 and 469,657 is: 1,010,767.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,228 : 469,657 = 469,657 : x
  2. Step 2: Convert to fraction form
    218,228/469,657 = 469,657/x
  3. Step 3: Cross multiply
    218,228x = 469,657 × 469,657
  4. Step 4: Simplify right side
    218,228x = 220,577,697,649
  5. Step 5: Solve for x
    x = 220,577,697,649/218,228
  6. Step 6: Final answer
    x = 1,010,767.17

Related Problems

Find third proportional to 109,114 and 234,828.50
Half scale
Find third proportional to 436,456 and 939,314
Double scale
Find third proportional to 218,230 and 469,661
Similar ratio
Find third proportional to 327,342 and 704,485.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.