Home / 327,480-505,692

Finding the Third Proportional to 327,480 and 505,692

Calculator

Solution

The third proportional to 327,480 and 505,692 is: 780,885.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,480 : 505,692 = 505,692 : x
  2. Step 2: Convert to fraction form
    327,480/505,692 = 505,692/x
  3. Step 3: Cross multiply
    327,480x = 505,692 × 505,692
  4. Step 4: Simplify right side
    327,480x = 255,724,398,864
  5. Step 5: Solve for x
    x = 255,724,398,864/327,480
  6. Step 6: Final answer
    x = 780,885.55

Related Problems

Find third proportional to 163,740 and 252,846
Half scale
Find third proportional to 654,960 and 1,011,384
Double scale
Find third proportional to 327,482 and 505,695
Similar ratio
Find third proportional to 491,220 and 758,538
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.