Home / 269,182.50-391,245

Finding the Third Proportional to 269,182.50 and 391,245

Calculator

Solution

The third proportional to 269,182.50 and 391,245 is: 568,657.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,182.50 : 391,245 = 391,245 : x
  2. Step 2: Convert to fraction form
    269,182.50/391,245 = 391,245/x
  3. Step 3: Cross multiply
    269,182.50x = 391,245 × 391,245
  4. Step 4: Simplify right side
    269,182.50x = 153,072,650,025
  5. Step 5: Solve for x
    x = 153,072,650,025/269,182.50
  6. Step 6: Final answer
    x = 568,657.51

Related Problems

Find third proportional to 134,591.25 and 195,622.50
Half scale
Find third proportional to 538,365 and 782,490
Double scale
Find third proportional to 269,185 and 391,248
Similar ratio
Find third proportional to 403,773.75 and 586,867.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.