Home / 290,694-603,258

Finding the Third Proportional to 290,694 and 603,258

Calculator

Solution

The third proportional to 290,694 and 603,258 is: 1,251,901.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,694 : 603,258 = 603,258 : x
  2. Step 2: Convert to fraction form
    290,694/603,258 = 603,258/x
  3. Step 3: Cross multiply
    290,694x = 603,258 × 603,258
  4. Step 4: Simplify right side
    290,694x = 363,920,214,564
  5. Step 5: Solve for x
    x = 363,920,214,564/290,694
  6. Step 6: Final answer
    x = 1,251,901.36

Related Problems

Find third proportional to 145,347 and 301,629
Half scale
Find third proportional to 581,388 and 1,206,516
Double scale
Find third proportional to 290,696 and 603,262
Similar ratio
Find third proportional to 436,041 and 904,887
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.