Home / 133,583-280,999

Finding the Third Proportional to 133,583 and 280,999

Calculator

Solution

The third proportional to 133,583 and 280,999 is: 591,096.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,583 : 280,999 = 280,999 : x
  2. Step 2: Convert to fraction form
    133,583/280,999 = 280,999/x
  3. Step 3: Cross multiply
    133,583x = 280,999 × 280,999
  4. Step 4: Simplify right side
    133,583x = 78,960,438,001
  5. Step 5: Solve for x
    x = 78,960,438,001/133,583
  6. Step 6: Final answer
    x = 591,096.46

Related Problems

Find third proportional to 66,791.50 and 140,499.50
Half scale
Find third proportional to 267,166 and 561,998
Double scale
Find third proportional to 133,585 and 281,003
Similar ratio
Find third proportional to 200,374.50 and 421,498.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.