Home / 324,188-520,878

Finding the Third Proportional to 324,188 and 520,878

Calculator

Solution

The third proportional to 324,188 and 520,878 is: 836,902.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,188 : 520,878 = 520,878 : x
  2. Step 2: Convert to fraction form
    324,188/520,878 = 520,878/x
  3. Step 3: Cross multiply
    324,188x = 520,878 × 520,878
  4. Step 4: Simplify right side
    324,188x = 271,313,890,884
  5. Step 5: Solve for x
    x = 271,313,890,884/324,188
  6. Step 6: Final answer
    x = 836,902.94

Related Problems

Find third proportional to 162,094 and 260,439
Half scale
Find third proportional to 648,376 and 1,041,756
Double scale
Find third proportional to 324,190 and 520,881
Similar ratio
Find third proportional to 486,282 and 781,317
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.