Home / 450,512-800,864

Finding the Third Proportional to 450,512 and 800,864

Calculator

Solution

The third proportional to 450,512 and 800,864 is: 1,423,676.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,512 : 800,864 = 800,864 : x
  2. Step 2: Convert to fraction form
    450,512/800,864 = 800,864/x
  3. Step 3: Cross multiply
    450,512x = 800,864 × 800,864
  4. Step 4: Simplify right side
    450,512x = 641,383,146,496
  5. Step 5: Solve for x
    x = 641,383,146,496/450,512
  6. Step 6: Final answer
    x = 1,423,676.05

Related Problems

Find third proportional to 225,256 and 400,432
Half scale
Find third proportional to 901,024 and 1,601,728
Double scale
Find third proportional to 450,514 and 800,868
Similar ratio
Find third proportional to 675,768 and 1,201,296
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.78) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.