Home / 340,118-491,668

Finding the Third Proportional to 340,118 and 491,668

Calculator

Solution

The third proportional to 340,118 and 491,668 is: 710,745.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,118 : 491,668 = 491,668 : x
  2. Step 2: Convert to fraction form
    340,118/491,668 = 491,668/x
  3. Step 3: Cross multiply
    340,118x = 491,668 × 491,668
  4. Step 4: Simplify right side
    340,118x = 241,737,422,224
  5. Step 5: Solve for x
    x = 241,737,422,224/340,118
  6. Step 6: Final answer
    x = 710,745.75

Related Problems

Find third proportional to 170,059 and 245,834
Half scale
Find third proportional to 680,236 and 983,336
Double scale
Find third proportional to 340,120 and 491,671
Similar ratio
Find third proportional to 510,177 and 737,502
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.