Home / 259,900-569,434

Finding the Third Proportional to 259,900 and 569,434

Calculator

Solution

The third proportional to 259,900 and 569,434 is: 1,247,614.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,900 : 569,434 = 569,434 : x
  2. Step 2: Convert to fraction form
    259,900/569,434 = 569,434/x
  3. Step 3: Cross multiply
    259,900x = 569,434 × 569,434
  4. Step 4: Simplify right side
    259,900x = 324,255,080,356
  5. Step 5: Solve for x
    x = 324,255,080,356/259,900
  6. Step 6: Final answer
    x = 1,247,614.78

Related Problems

Find third proportional to 129,950 and 284,717
Half scale
Find third proportional to 519,800 and 1,138,868
Double scale
Find third proportional to 259,902 and 569,438
Similar ratio
Find third proportional to 389,850 and 854,151
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.