Home / 159,942-339,564

Finding the Third Proportional to 159,942 and 339,564

Calculator

Solution

The third proportional to 159,942 and 339,564 is: 720,909.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,942 : 339,564 = 339,564 : x
  2. Step 2: Convert to fraction form
    159,942/339,564 = 339,564/x
  3. Step 3: Cross multiply
    159,942x = 339,564 × 339,564
  4. Step 4: Simplify right side
    159,942x = 115,303,710,096
  5. Step 5: Solve for x
    x = 115,303,710,096/159,942
  6. Step 6: Final answer
    x = 720,909.52

Related Problems

Find third proportional to 79,971 and 169,782
Half scale
Find third proportional to 319,884 and 679,128
Double scale
Find third proportional to 159,944 and 339,568
Similar ratio
Find third proportional to 239,913 and 509,346
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.