Home / 129,832-283,696

Finding the Third Proportional to 129,832 and 283,696

Calculator

Solution

The third proportional to 129,832 and 283,696 is: 619,904.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,832 : 283,696 = 283,696 : x
  2. Step 2: Convert to fraction form
    129,832/283,696 = 283,696/x
  3. Step 3: Cross multiply
    129,832x = 283,696 × 283,696
  4. Step 4: Simplify right side
    129,832x = 80,483,420,416
  5. Step 5: Solve for x
    x = 80,483,420,416/129,832
  6. Step 6: Final answer
    x = 619,904.34

Related Problems

Find third proportional to 64,916 and 141,848
Half scale
Find third proportional to 259,664 and 567,392
Double scale
Find third proportional to 129,834 and 283,700
Similar ratio
Find third proportional to 194,748 and 425,544
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.