Home / 265,902-399,037

Finding the Third Proportional to 265,902 and 399,037

Calculator

Solution

The third proportional to 265,902 and 399,037 is: 598,831.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,902 : 399,037 = 399,037 : x
  2. Step 2: Convert to fraction form
    265,902/399,037 = 399,037/x
  3. Step 3: Cross multiply
    265,902x = 399,037 × 399,037
  4. Step 4: Simplify right side
    265,902x = 159,230,527,369
  5. Step 5: Solve for x
    x = 159,230,527,369/265,902
  6. Step 6: Final answer
    x = 598,831.63

Related Problems

Find third proportional to 132,951 and 199,518.50
Half scale
Find third proportional to 531,804 and 798,074
Double scale
Find third proportional to 265,904 and 399,040
Similar ratio
Find third proportional to 398,853 and 598,555.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.