Home / 157,162-339,434

Finding the Third Proportional to 157,162 and 339,434

Calculator

Solution

The third proportional to 157,162 and 339,434 is: 733,099.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,162 : 339,434 = 339,434 : x
  2. Step 2: Convert to fraction form
    157,162/339,434 = 339,434/x
  3. Step 3: Cross multiply
    157,162x = 339,434 × 339,434
  4. Step 4: Simplify right side
    157,162x = 115,215,440,356
  5. Step 5: Solve for x
    x = 115,215,440,356/157,162
  6. Step 6: Final answer
    x = 733,099.86

Related Problems

Find third proportional to 78,581 and 169,717
Half scale
Find third proportional to 314,324 and 678,868
Double scale
Find third proportional to 157,164 and 339,438
Similar ratio
Find third proportional to 235,743 and 509,151
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.