Home / 228,372-324,612

Finding the Third Proportional to 228,372 and 324,612

Calculator

Solution

The third proportional to 228,372 and 324,612 is: 461,409.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,372 : 324,612 = 324,612 : x
  2. Step 2: Convert to fraction form
    228,372/324,612 = 324,612/x
  3. Step 3: Cross multiply
    228,372x = 324,612 × 324,612
  4. Step 4: Simplify right side
    228,372x = 105,372,950,544
  5. Step 5: Solve for x
    x = 105,372,950,544/228,372
  6. Step 6: Final answer
    x = 461,409.24

Related Problems

Find third proportional to 114,186 and 162,306
Half scale
Find third proportional to 456,744 and 649,224
Double scale
Find third proportional to 228,374 and 324,615
Similar ratio
Find third proportional to 342,558 and 486,918
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.