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Finding the Fourth Proportional to 335,970.70, 504,150.45 and 125,629.90

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Solution

The fourth proportional to 335,970.70, 504,150.45 and 125,629.90 is: 188,517.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,970.70 : 504,150.45 = 125,629.90 : x
  2. Step 2: Convert to fraction form
    335,970.70/504,150.45 = 125,629.90/x
  3. Step 3: Cross multiply
    335,970.70x = 504,150.45 × 125,629.90
  4. Step 4: Simplify right side
    335,970.70x = 63,336,370,618.46
  5. Step 5: Solve for x
    x = 63,336,370,618.46/335,970.70
  6. Step 6: Final answer
    x = 188,517.54

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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.