Home / 268,576-395,440

Finding the Third Proportional to 268,576 and 395,440

Calculator

Solution

The third proportional to 268,576 and 395,440 is: 582,229.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,576 : 395,440 = 395,440 : x
  2. Step 2: Convert to fraction form
    268,576/395,440 = 395,440/x
  3. Step 3: Cross multiply
    268,576x = 395,440 × 395,440
  4. Step 4: Simplify right side
    268,576x = 156,372,793,600
  5. Step 5: Solve for x
    x = 156,372,793,600/268,576
  6. Step 6: Final answer
    x = 582,229.21

Related Problems

Find third proportional to 134,288 and 197,720
Half scale
Find third proportional to 537,152 and 790,880
Double scale
Find third proportional to 268,578 and 395,443
Similar ratio
Find third proportional to 402,864 and 593,160
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.