Home / 152,838-331,930

Finding the Third Proportional to 152,838 and 331,930

Calculator

Solution

The third proportional to 152,838 and 331,930 is: 720,877.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,838 : 331,930 = 331,930 : x
  2. Step 2: Convert to fraction form
    152,838/331,930 = 331,930/x
  3. Step 3: Cross multiply
    152,838x = 331,930 × 331,930
  4. Step 4: Simplify right side
    152,838x = 110,177,524,900
  5. Step 5: Solve for x
    x = 110,177,524,900/152,838
  6. Step 6: Final answer
    x = 720,877.82

Related Problems

Find third proportional to 76,419 and 165,965
Half scale
Find third proportional to 305,676 and 663,860
Double scale
Find third proportional to 152,840 and 331,934
Similar ratio
Find third proportional to 229,257 and 497,895
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.