Home / 383,760-613,080

Finding the Third Proportional to 383,760 and 613,080

Calculator

Solution

The third proportional to 383,760 and 613,080 is: 979,432.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,760 : 613,080 = 613,080 : x
  2. Step 2: Convert to fraction form
    383,760/613,080 = 613,080/x
  3. Step 3: Cross multiply
    383,760x = 613,080 × 613,080
  4. Step 4: Simplify right side
    383,760x = 375,867,086,400
  5. Step 5: Solve for x
    x = 375,867,086,400/383,760
  6. Step 6: Final answer
    x = 979,432.68

Related Problems

Find third proportional to 191,880 and 306,540
Half scale
Find third proportional to 767,520 and 1,226,160
Double scale
Find third proportional to 383,762 and 613,083
Similar ratio
Find third proportional to 575,640 and 919,620
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.