Home / 179,827-279,399

Finding the Third Proportional to 179,827 and 279,399

Calculator

Solution

The third proportional to 179,827 and 279,399 is: 434,105.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,827 : 279,399 = 279,399 : x
  2. Step 2: Convert to fraction form
    179,827/279,399 = 279,399/x
  3. Step 3: Cross multiply
    179,827x = 279,399 × 279,399
  4. Step 4: Simplify right side
    179,827x = 78,063,801,201
  5. Step 5: Solve for x
    x = 78,063,801,201/179,827
  6. Step 6: Final answer
    x = 434,105.01

Related Problems

Find third proportional to 89,913.50 and 139,699.50
Half scale
Find third proportional to 359,654 and 558,798
Double scale
Find third proportional to 179,829 and 279,402
Similar ratio
Find third proportional to 269,740.50 and 419,098.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.