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Finding the Fourth Proportional to 329,610.60, 494,634.60 and 187,455.60

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Solution

The fourth proportional to 329,610.60, 494,634.60 and 187,455.60 is: 281,307.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,610.60 : 494,634.60 = 187,455.60 : x
  2. Step 2: Convert to fraction form
    329,610.60/494,634.60 = 187,455.60/x
  3. Step 3: Cross multiply
    329,610.60x = 494,634.60 × 187,455.60
  4. Step 4: Simplify right side
    329,610.60x = 92,722,025,723.76
  5. Step 5: Solve for x
    x = 92,722,025,723.76/329,610.60
  6. Step 6: Final answer
    x = 281,307.78

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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.