Home / 145,770-303,972

Finding the Third Proportional to 145,770 and 303,972

Calculator

Solution

The third proportional to 145,770 and 303,972 is: 633,868.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,770 : 303,972 = 303,972 : x
  2. Step 2: Convert to fraction form
    145,770/303,972 = 303,972/x
  3. Step 3: Cross multiply
    145,770x = 303,972 × 303,972
  4. Step 4: Simplify right side
    145,770x = 92,398,976,784
  5. Step 5: Solve for x
    x = 92,398,976,784/145,770
  6. Step 6: Final answer
    x = 633,868.26

Related Problems

Find third proportional to 72,885 and 151,986
Half scale
Find third proportional to 291,540 and 607,944
Double scale
Find third proportional to 145,772 and 303,976
Similar ratio
Find third proportional to 218,655 and 455,958
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.