Home / 270,762-396,906

Finding the Third Proportional to 270,762 and 396,906

Calculator

Solution

The third proportional to 270,762 and 396,906 is: 581,818.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,762 : 396,906 = 396,906 : x
  2. Step 2: Convert to fraction form
    270,762/396,906 = 396,906/x
  3. Step 3: Cross multiply
    270,762x = 396,906 × 396,906
  4. Step 4: Simplify right side
    270,762x = 157,534,372,836
  5. Step 5: Solve for x
    x = 157,534,372,836/270,762
  6. Step 6: Final answer
    x = 581,818.62

Related Problems

Find third proportional to 135,381 and 198,453
Half scale
Find third proportional to 541,524 and 793,812
Double scale
Find third proportional to 270,764 and 396,909
Similar ratio
Find third proportional to 406,143 and 595,359
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.