Home / 276,710.50-416,999.50

Finding the Third Proportional to 276,710.50 and 416,999.50

Calculator

Solution

The third proportional to 276,710.50 and 416,999.50 is: 628,413.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,710.50 : 416,999.50 = 416,999.50 : x
  2. Step 2: Convert to fraction form
    276,710.50/416,999.50 = 416,999.50/x
  3. Step 3: Cross multiply
    276,710.50x = 416,999.50 × 416,999.50
  4. Step 4: Simplify right side
    276,710.50x = 173,888,583,000.25
  5. Step 5: Solve for x
    x = 173,888,583,000.25/276,710.50
  6. Step 6: Final answer
    x = 628,413.39

Related Problems

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.