Home / 279,528-442,836

Finding the Third Proportional to 279,528 and 442,836

Calculator

Solution

The third proportional to 279,528 and 442,836 is: 701,553.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,528 : 442,836 = 442,836 : x
  2. Step 2: Convert to fraction form
    279,528/442,836 = 442,836/x
  3. Step 3: Cross multiply
    279,528x = 442,836 × 442,836
  4. Step 4: Simplify right side
    279,528x = 196,103,722,896
  5. Step 5: Solve for x
    x = 196,103,722,896/279,528
  6. Step 6: Final answer
    x = 701,553.06

Related Problems

Find third proportional to 139,764 and 221,418
Half scale
Find third proportional to 559,056 and 885,672
Double scale
Find third proportional to 279,530 and 442,839
Similar ratio
Find third proportional to 419,292 and 664,254
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.