Home / 283,898-394,743

Finding the Third Proportional to 283,898 and 394,743

Calculator

Solution

The third proportional to 283,898 and 394,743 is: 548,866.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,898 : 394,743 = 394,743 : x
  2. Step 2: Convert to fraction form
    283,898/394,743 = 394,743/x
  3. Step 3: Cross multiply
    283,898x = 394,743 × 394,743
  4. Step 4: Simplify right side
    283,898x = 155,822,036,049
  5. Step 5: Solve for x
    x = 155,822,036,049/283,898
  6. Step 6: Final answer
    x = 548,866.27

Related Problems

Find third proportional to 141,949 and 197,371.50
Half scale
Find third proportional to 567,796 and 789,486
Double scale
Find third proportional to 283,900 and 394,746
Similar ratio
Find third proportional to 425,847 and 592,114.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.