Home / 279,479-603,238

Finding the Third Proportional to 279,479 and 603,238

Calculator

Solution

The third proportional to 279,479 and 603,238 is: 1,302,051.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,479 : 603,238 = 603,238 : x
  2. Step 2: Convert to fraction form
    279,479/603,238 = 603,238/x
  3. Step 3: Cross multiply
    279,479x = 603,238 × 603,238
  4. Step 4: Simplify right side
    279,479x = 363,896,084,644
  5. Step 5: Solve for x
    x = 363,896,084,644/279,479
  6. Step 6: Final answer
    x = 1,302,051.62

Related Problems

Find third proportional to 139,739.50 and 301,619
Half scale
Find third proportional to 558,958 and 1,206,476
Double scale
Find third proportional to 279,481 and 603,242
Similar ratio
Find third proportional to 419,218.50 and 904,857
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.