Home / 203,728-305,976

Finding the Third Proportional to 203,728 and 305,976

Calculator

Solution

The third proportional to 203,728 and 305,976 is: 459,540.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,728 : 305,976 = 305,976 : x
  2. Step 2: Convert to fraction form
    203,728/305,976 = 305,976/x
  3. Step 3: Cross multiply
    203,728x = 305,976 × 305,976
  4. Step 4: Simplify right side
    203,728x = 93,621,312,576
  5. Step 5: Solve for x
    x = 93,621,312,576/203,728
  6. Step 6: Final answer
    x = 459,540.72

Related Problems

Find third proportional to 101,864 and 152,988
Half scale
Find third proportional to 407,456 and 611,952
Double scale
Find third proportional to 203,730 and 305,979
Similar ratio
Find third proportional to 305,592 and 458,964
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.