Home / 204,478-449,564

Finding the Third Proportional to 204,478 and 449,564

Calculator

Solution

The third proportional to 204,478 and 449,564 is: 988,408.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,478 : 449,564 = 449,564 : x
  2. Step 2: Convert to fraction form
    204,478/449,564 = 449,564/x
  3. Step 3: Cross multiply
    204,478x = 449,564 × 449,564
  4. Step 4: Simplify right side
    204,478x = 202,107,790,096
  5. Step 5: Solve for x
    x = 202,107,790,096/204,478
  6. Step 6: Final answer
    x = 988,408.48

Related Problems

Find third proportional to 102,239 and 224,782
Half scale
Find third proportional to 408,956 and 899,128
Double scale
Find third proportional to 204,480 and 449,568
Similar ratio
Find third proportional to 306,717 and 674,346
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.