Home / 325,785.30-488,532.15-148,200.90

Finding the Fourth Proportional to 325,785.30, 488,532.15 and 148,200.90

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Solution

The fourth proportional to 325,785.30, 488,532.15 and 148,200.90 is: 222,235.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,785.30 : 488,532.15 = 148,200.90 : x
  2. Step 2: Convert to fraction form
    325,785.30/488,532.15 = 148,200.90/x
  3. Step 3: Cross multiply
    325,785.30x = 488,532.15 × 148,200.90
  4. Step 4: Simplify right side
    325,785.30x = 72,400,904,308.94
  5. Step 5: Solve for x
    x = 72,400,904,308.94/325,785.30
  6. Step 6: Final answer
    x = 222,235.03

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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.