Home / 379,016-816,784

Finding the Third Proportional to 379,016 and 816,784

Calculator

Solution

The third proportional to 379,016 and 816,784 is: 1,760,179.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,016 : 816,784 = 816,784 : x
  2. Step 2: Convert to fraction form
    379,016/816,784 = 816,784/x
  3. Step 3: Cross multiply
    379,016x = 816,784 × 816,784
  4. Step 4: Simplify right side
    379,016x = 667,136,102,656
  5. Step 5: Solve for x
    x = 667,136,102,656/379,016
  6. Step 6: Final answer
    x = 1,760,179.26

Related Problems

Find third proportional to 189,508 and 408,392
Half scale
Find third proportional to 758,032 and 1,633,568
Double scale
Find third proportional to 379,018 and 816,788
Similar ratio
Find third proportional to 568,524 and 1,225,176
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.