Home / 265,624-411,288

Finding the Third Proportional to 265,624 and 411,288

Calculator

Solution

The third proportional to 265,624 and 411,288 is: 636,831.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,624 : 411,288 = 411,288 : x
  2. Step 2: Convert to fraction form
    265,624/411,288 = 411,288/x
  3. Step 3: Cross multiply
    265,624x = 411,288 × 411,288
  4. Step 4: Simplify right side
    265,624x = 169,157,818,944
  5. Step 5: Solve for x
    x = 169,157,818,944/265,624
  6. Step 6: Final answer
    x = 636,831.83

Related Problems

Find third proportional to 132,812 and 205,644
Half scale
Find third proportional to 531,248 and 822,576
Double scale
Find third proportional to 265,626 and 411,291
Similar ratio
Find third proportional to 398,436 and 616,932
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.