Home / 279,098-581,812

Finding the Third Proportional to 279,098 and 581,812

Calculator

Solution

The third proportional to 279,098 and 581,812 is: 1,212,854.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,098 : 581,812 = 581,812 : x
  2. Step 2: Convert to fraction form
    279,098/581,812 = 581,812/x
  3. Step 3: Cross multiply
    279,098x = 581,812 × 581,812
  4. Step 4: Simplify right side
    279,098x = 338,505,203,344
  5. Step 5: Solve for x
    x = 338,505,203,344/279,098
  6. Step 6: Final answer
    x = 1,212,854.28

Related Problems

Find third proportional to 139,549 and 290,906
Half scale
Find third proportional to 558,196 and 1,163,624
Double scale
Find third proportional to 279,100 and 581,816
Similar ratio
Find third proportional to 418,647 and 872,718
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.