Home / 180,909-275,575.50

Finding the Third Proportional to 180,909 and 275,575.50

Calculator

Solution

The third proportional to 180,909 and 275,575.50 is: 419,779.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,909 : 275,575.50 = 275,575.50 : x
  2. Step 2: Convert to fraction form
    180,909/275,575.50 = 275,575.50/x
  3. Step 3: Cross multiply
    180,909x = 275,575.50 × 275,575.50
  4. Step 4: Simplify right side
    180,909x = 75,941,856,200.25
  5. Step 5: Solve for x
    x = 75,941,856,200.25/180,909
  6. Step 6: Final answer
    x = 419,779.32

Related Problems

Find third proportional to 90,454.50 and 137,787.75
Half scale
Find third proportional to 361,818 and 551,151
Double scale
Find third proportional to 180,911 and 275,579
Similar ratio
Find third proportional to 271,363.50 and 413,363.25
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.