Home / 325,335.60-488,003.40-103,719.60

Finding the Fourth Proportional to 325,335.60, 488,003.40 and 103,719.60

Calculator

Solution

The fourth proportional to 325,335.60, 488,003.40 and 103,719.60 is: 155,579.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,335.60 : 488,003.40 = 103,719.60 : x
  2. Step 2: Convert to fraction form
    325,335.60/488,003.40 = 103,719.60/x
  3. Step 3: Cross multiply
    325,335.60x = 488,003.40 × 103,719.60
  4. Step 4: Simplify right side
    325,335.60x = 50,615,517,446.64
  5. Step 5: Solve for x
    x = 50,615,517,446.64/325,335.60
  6. Step 6: Final answer
    x = 155,579.40

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.