Home / 134,098-279,218

Finding the Third Proportional to 134,098 and 279,218

Calculator

Solution

The third proportional to 134,098 and 279,218 is: 581,385.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,098 : 279,218 = 279,218 : x
  2. Step 2: Convert to fraction form
    134,098/279,218 = 279,218/x
  3. Step 3: Cross multiply
    134,098x = 279,218 × 279,218
  4. Step 4: Simplify right side
    134,098x = 77,962,691,524
  5. Step 5: Solve for x
    x = 77,962,691,524/134,098
  6. Step 6: Final answer
    x = 581,385.94

Related Problems

Find third proportional to 67,049 and 139,609
Half scale
Find third proportional to 268,196 and 558,436
Double scale
Find third proportional to 134,100 and 279,222
Similar ratio
Find third proportional to 201,147 and 418,827
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.