Home / 252,907-381,030

Finding the Third Proportional to 252,907 and 381,030

Calculator

Solution

The third proportional to 252,907 and 381,030 is: 574,060.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,907 : 381,030 = 381,030 : x
  2. Step 2: Convert to fraction form
    252,907/381,030 = 381,030/x
  3. Step 3: Cross multiply
    252,907x = 381,030 × 381,030
  4. Step 4: Simplify right side
    252,907x = 145,183,860,900
  5. Step 5: Solve for x
    x = 145,183,860,900/252,907
  6. Step 6: Final answer
    x = 574,060.27

Related Problems

Find third proportional to 126,453.50 and 190,515
Half scale
Find third proportional to 505,814 and 762,060
Double scale
Find third proportional to 252,909 and 381,033
Similar ratio
Find third proportional to 379,360.50 and 571,545
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.