Home / 271,344-399,168

Finding the Third Proportional to 271,344 and 399,168

Calculator

Solution

The third proportional to 271,344 and 399,168 is: 587,206.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,344 : 399,168 = 399,168 : x
  2. Step 2: Convert to fraction form
    271,344/399,168 = 399,168/x
  3. Step 3: Cross multiply
    271,344x = 399,168 × 399,168
  4. Step 4: Simplify right side
    271,344x = 159,335,092,224
  5. Step 5: Solve for x
    x = 159,335,092,224/271,344
  6. Step 6: Final answer
    x = 587,206.99

Related Problems

Find third proportional to 135,672 and 199,584
Half scale
Find third proportional to 542,688 and 798,336
Double scale
Find third proportional to 271,346 and 399,171
Similar ratio
Find third proportional to 407,016 and 598,752
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.