Home / 155,512-327,624

Finding the Third Proportional to 155,512 and 327,624

Calculator

Solution

The third proportional to 155,512 and 327,624 is: 690,219.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,512 : 327,624 = 327,624 : x
  2. Step 2: Convert to fraction form
    155,512/327,624 = 327,624/x
  3. Step 3: Cross multiply
    155,512x = 327,624 × 327,624
  4. Step 4: Simplify right side
    155,512x = 107,337,485,376
  5. Step 5: Solve for x
    x = 107,337,485,376/155,512
  6. Step 6: Final answer
    x = 690,219.95

Related Problems

Find third proportional to 77,756 and 163,812
Half scale
Find third proportional to 311,024 and 655,248
Double scale
Find third proportional to 155,514 and 327,628
Similar ratio
Find third proportional to 233,268 and 491,436
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.