Home / 120,617-263,590

Finding the Third Proportional to 120,617 and 263,590

Calculator

Solution

The third proportional to 120,617 and 263,590 is: 576,035.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,617 : 263,590 = 263,590 : x
  2. Step 2: Convert to fraction form
    120,617/263,590 = 263,590/x
  3. Step 3: Cross multiply
    120,617x = 263,590 × 263,590
  4. Step 4: Simplify right side
    120,617x = 69,479,688,100
  5. Step 5: Solve for x
    x = 69,479,688,100/120,617
  6. Step 6: Final answer
    x = 576,035.62

Related Problems

Find third proportional to 60,308.50 and 131,795
Half scale
Find third proportional to 241,234 and 527,180
Double scale
Find third proportional to 120,619 and 263,594
Similar ratio
Find third proportional to 180,925.50 and 395,385
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.