Home / 325,629.70-488,517.45-125,932.30

Finding the Fourth Proportional to 325,629.70, 488,517.45 and 125,932.30

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Solution

The fourth proportional to 325,629.70, 488,517.45 and 125,932.30 is: 188,926.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,629.70 : 488,517.45 = 125,932.30 : x
  2. Step 2: Convert to fraction form
    325,629.70/488,517.45 = 125,932.30/x
  3. Step 3: Cross multiply
    325,629.70x = 488,517.45 × 125,932.30
  4. Step 4: Simplify right side
    325,629.70x = 61,520,126,068.64
  5. Step 5: Solve for x
    x = 61,520,126,068.64/325,629.70
  6. Step 6: Final answer
    x = 188,926.64

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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.