Home / 325,829.40-488,744.10-185,861.40

Finding the Fourth Proportional to 325,829.40, 488,744.10 and 185,861.40

Calculator

Solution

The fourth proportional to 325,829.40, 488,744.10 and 185,861.40 is: 278,792.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,829.40 : 488,744.10 = 185,861.40 : x
  2. Step 2: Convert to fraction form
    325,829.40/488,744.10 = 185,861.40/x
  3. Step 3: Cross multiply
    325,829.40x = 488,744.10 × 185,861.40
  4. Step 4: Simplify right side
    325,829.40x = 90,838,662,667.74
  5. Step 5: Solve for x
    x = 90,838,662,667.74/325,829.40
  6. Step 6: Final answer
    x = 278,792.10

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.