Home / 268,668-399,244

Finding the Third Proportional to 268,668 and 399,244

Calculator

Solution

The third proportional to 268,668 and 399,244 is: 593,281.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,668 : 399,244 = 399,244 : x
  2. Step 2: Convert to fraction form
    268,668/399,244 = 399,244/x
  3. Step 3: Cross multiply
    268,668x = 399,244 × 399,244
  4. Step 4: Simplify right side
    268,668x = 159,395,771,536
  5. Step 5: Solve for x
    x = 159,395,771,536/268,668
  6. Step 6: Final answer
    x = 593,281.57

Related Problems

Find third proportional to 134,334 and 199,622
Half scale
Find third proportional to 537,336 and 798,488
Double scale
Find third proportional to 268,670 and 399,247
Similar ratio
Find third proportional to 403,002 and 598,866
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.