Home / 303,453-664,956

Finding the Third Proportional to 303,453 and 664,956

Calculator

Solution

The third proportional to 303,453 and 664,956 is: 1,457,116.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,453 : 664,956 = 664,956 : x
  2. Step 2: Convert to fraction form
    303,453/664,956 = 664,956/x
  3. Step 3: Cross multiply
    303,453x = 664,956 × 664,956
  4. Step 4: Simplify right side
    303,453x = 442,166,481,936
  5. Step 5: Solve for x
    x = 442,166,481,936/303,453
  6. Step 6: Final answer
    x = 1,457,116.86

Related Problems

Find third proportional to 151,726.50 and 332,478
Half scale
Find third proportional to 606,906 and 1,329,912
Double scale
Find third proportional to 303,455 and 664,960
Similar ratio
Find third proportional to 455,179.50 and 997,434
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.