Home / 382,275.75-823,131

Finding the Third Proportional to 382,275.75 and 823,131

Calculator

Solution

The third proportional to 382,275.75 and 823,131 is: 1,772,397.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,275.75 : 823,131 = 823,131 : x
  2. Step 2: Convert to fraction form
    382,275.75/823,131 = 823,131/x
  3. Step 3: Cross multiply
    382,275.75x = 823,131 × 823,131
  4. Step 4: Simplify right side
    382,275.75x = 677,544,643,161
  5. Step 5: Solve for x
    x = 677,544,643,161/382,275.75
  6. Step 6: Final answer
    x = 1,772,397.66

Related Problems

Find third proportional to 191,137.88 and 411,565.50
Half scale
Find third proportional to 764,551.50 and 1,646,262
Double scale
Find third proportional to 382,278 and 823,135
Similar ratio
Find third proportional to 573,413.63 and 1,234,696.50
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.