Home / 225,931-489,054

Finding the Third Proportional to 225,931 and 489,054

Calculator

Solution

The third proportional to 225,931 and 489,054 is: 1,058,614.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,931 : 489,054 = 489,054 : x
  2. Step 2: Convert to fraction form
    225,931/489,054 = 489,054/x
  3. Step 3: Cross multiply
    225,931x = 489,054 × 489,054
  4. Step 4: Simplify right side
    225,931x = 239,173,814,916
  5. Step 5: Solve for x
    x = 239,173,814,916/225,931
  6. Step 6: Final answer
    x = 1,058,614.42

Related Problems

Find third proportional to 112,965.50 and 244,527
Half scale
Find third proportional to 451,862 and 978,108
Double scale
Find third proportional to 225,933 and 489,058
Similar ratio
Find third proportional to 338,896.50 and 733,581
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.