Home / 325,724.20-488,672.70-115,340.20

Finding the Fourth Proportional to 325,724.20, 488,672.70 and 115,340.20

Calculator

Solution

The fourth proportional to 325,724.20, 488,672.70 and 115,340.20 is: 173,040.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,724.20 : 488,672.70 = 115,340.20 : x
  2. Step 2: Convert to fraction form
    325,724.20/488,672.70 = 115,340.20/x
  3. Step 3: Cross multiply
    325,724.20x = 488,672.70 × 115,340.20
  4. Step 4: Simplify right side
    325,724.20x = 56,363,606,952.54
  5. Step 5: Solve for x
    x = 56,363,606,952.54/325,724.20
  6. Step 6: Final answer
    x = 173,040.89

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.