Home / 154,252-320,816

Finding the Third Proportional to 154,252 and 320,816

Calculator

Solution

The third proportional to 154,252 and 320,816 is: 667,238.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,252 : 320,816 = 320,816 : x
  2. Step 2: Convert to fraction form
    154,252/320,816 = 320,816/x
  3. Step 3: Cross multiply
    154,252x = 320,816 × 320,816
  4. Step 4: Simplify right side
    154,252x = 102,922,905,856
  5. Step 5: Solve for x
    x = 102,922,905,856/154,252
  6. Step 6: Final answer
    x = 667,238.71

Related Problems

Find third proportional to 77,126 and 160,408
Half scale
Find third proportional to 308,504 and 641,632
Double scale
Find third proportional to 154,254 and 320,820
Similar ratio
Find third proportional to 231,378 and 481,224
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.