Home / 368,408-789,080

Finding the Third Proportional to 368,408 and 789,080

Calculator

Solution

The third proportional to 368,408 and 789,080 is: 1,690,102.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,408 : 789,080 = 789,080 : x
  2. Step 2: Convert to fraction form
    368,408/789,080 = 789,080/x
  3. Step 3: Cross multiply
    368,408x = 789,080 × 789,080
  4. Step 4: Simplify right side
    368,408x = 622,647,246,400
  5. Step 5: Solve for x
    x = 622,647,246,400/368,408
  6. Step 6: Final answer
    x = 1,690,102.40

Related Problems

Find third proportional to 184,204 and 394,540
Half scale
Find third proportional to 736,816 and 1,578,160
Double scale
Find third proportional to 368,410 and 789,084
Similar ratio
Find third proportional to 552,612 and 1,183,620
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.