Home / 324,999-518,980.50

Finding the Third Proportional to 324,999 and 518,980.50

Calculator

Solution

The third proportional to 324,999 and 518,980.50 is: 828,743.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,999 : 518,980.50 = 518,980.50 : x
  2. Step 2: Convert to fraction form
    324,999/518,980.50 = 518,980.50/x
  3. Step 3: Cross multiply
    324,999x = 518,980.50 × 518,980.50
  4. Step 4: Simplify right side
    324,999x = 269,340,759,380.25
  5. Step 5: Solve for x
    x = 269,340,759,380.25/324,999
  6. Step 6: Final answer
    x = 828,743.35

Related Problems

Find third proportional to 162,499.50 and 259,490.25
Half scale
Find third proportional to 649,998 and 1,037,961
Double scale
Find third proportional to 325,001 and 518,984
Similar ratio
Find third proportional to 487,498.50 and 778,470.75
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.