Home / 272,578.50-413,788.50

Finding the Third Proportional to 272,578.50 and 413,788.50

Calculator

Solution

The third proportional to 272,578.50 and 413,788.50 is: 628,152.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,578.50 : 413,788.50 = 413,788.50 : x
  2. Step 2: Convert to fraction form
    272,578.50/413,788.50 = 413,788.50/x
  3. Step 3: Cross multiply
    272,578.50x = 413,788.50 × 413,788.50
  4. Step 4: Simplify right side
    272,578.50x = 171,220,922,732.25
  5. Step 5: Solve for x
    x = 171,220,922,732.25/272,578.50
  6. Step 6: Final answer
    x = 628,152.71

Related Problems

Find third proportional to 136,289.25 and 206,894.25
Half scale
Find third proportional to 545,157 and 827,577
Double scale
Find third proportional to 272,581 and 413,792
Similar ratio
Find third proportional to 408,867.75 and 620,682.75
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.