Home / 325,975.20-488,962.80-168,511.20

Finding the Fourth Proportional to 325,975.20, 488,962.80 and 168,511.20

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Solution

The fourth proportional to 325,975.20, 488,962.80 and 168,511.20 is: 252,766.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,975.20 : 488,962.80 = 168,511.20 : x
  2. Step 2: Convert to fraction form
    325,975.20/488,962.80 = 168,511.20/x
  3. Step 3: Cross multiply
    325,975.20x = 488,962.80 × 168,511.20
  4. Step 4: Simplify right side
    325,975.20x = 82,395,708,183.36
  5. Step 5: Solve for x
    x = 82,395,708,183.36/325,975.20
  6. Step 6: Final answer
    x = 252,766.80

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1.5x scale

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.