Home / 251,036-351,126

Finding the Third Proportional to 251,036 and 351,126

Calculator

Solution

The third proportional to 251,036 and 351,126 is: 491,122.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,036 : 351,126 = 351,126 : x
  2. Step 2: Convert to fraction form
    251,036/351,126 = 351,126/x
  3. Step 3: Cross multiply
    251,036x = 351,126 × 351,126
  4. Step 4: Simplify right side
    251,036x = 123,289,467,876
  5. Step 5: Solve for x
    x = 123,289,467,876/251,036
  6. Step 6: Final answer
    x = 491,122.66

Related Problems

Find third proportional to 125,518 and 175,563
Half scale
Find third proportional to 502,072 and 702,252
Double scale
Find third proportional to 251,038 and 351,129
Similar ratio
Find third proportional to 376,554 and 526,689
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.