Home / 189,002-409,036

Finding the Third Proportional to 189,002 and 409,036

Calculator

Solution

The third proportional to 189,002 and 409,036 is: 885,231.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,002 : 409,036 = 409,036 : x
  2. Step 2: Convert to fraction form
    189,002/409,036 = 409,036/x
  3. Step 3: Cross multiply
    189,002x = 409,036 × 409,036
  4. Step 4: Simplify right side
    189,002x = 167,310,449,296
  5. Step 5: Solve for x
    x = 167,310,449,296/189,002
  6. Step 6: Final answer
    x = 885,231.10

Related Problems

Find third proportional to 94,501 and 204,518
Half scale
Find third proportional to 378,004 and 818,072
Double scale
Find third proportional to 189,004 and 409,040
Similar ratio
Find third proportional to 283,503 and 613,554
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.