Home / 280,870-601,268

Finding the Third Proportional to 280,870 and 601,268

Calculator

Solution

The third proportional to 280,870 and 601,268 is: 1,287,154.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,870 : 601,268 = 601,268 : x
  2. Step 2: Convert to fraction form
    280,870/601,268 = 601,268/x
  3. Step 3: Cross multiply
    280,870x = 601,268 × 601,268
  4. Step 4: Simplify right side
    280,870x = 361,523,207,824
  5. Step 5: Solve for x
    x = 361,523,207,824/280,870
  6. Step 6: Final answer
    x = 1,287,154.94

Related Problems

Find third proportional to 140,435 and 300,634
Half scale
Find third proportional to 561,740 and 1,202,536
Double scale
Find third proportional to 280,872 and 601,272
Similar ratio
Find third proportional to 421,305 and 901,902
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.