Home / 431,672-880,474

Finding the Third Proportional to 431,672 and 880,474

Calculator

Solution

The third proportional to 431,672 and 880,474 is: 1,795,887.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,672 : 880,474 = 880,474 : x
  2. Step 2: Convert to fraction form
    431,672/880,474 = 880,474/x
  3. Step 3: Cross multiply
    431,672x = 880,474 × 880,474
  4. Step 4: Simplify right side
    431,672x = 775,234,464,676
  5. Step 5: Solve for x
    x = 775,234,464,676/431,672
  6. Step 6: Final answer
    x = 1,795,887.77

Related Problems

Find third proportional to 215,836 and 440,237
Half scale
Find third proportional to 863,344 and 1,760,948
Double scale
Find third proportional to 431,674 and 880,478
Similar ratio
Find third proportional to 647,508 and 1,320,711
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.