Home / 325,929.20-488,310.60-201,124.40

Finding the Fourth Proportional to 325,929.20, 488,310.60 and 201,124.40

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Solution

The fourth proportional to 325,929.20, 488,310.60 and 201,124.40 is: 301,326.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,929.20 : 488,310.60 = 201,124.40 : x
  2. Step 2: Convert to fraction form
    325,929.20/488,310.60 = 201,124.40/x
  3. Step 3: Cross multiply
    325,929.20x = 488,310.60 × 201,124.40
  4. Step 4: Simplify right side
    325,929.20x = 98,211,176,438.64
  5. Step 5: Solve for x
    x = 98,211,176,438.64/325,929.20
  6. Step 6: Final answer
    x = 301,326.72

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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.