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Finding the Fourth Proportional to 605,097.60, 907,226.20 and 267,954.54

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Solution

The fourth proportional to 605,097.60, 907,226.20 and 267,954.54 is: 401,745.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,097.60 : 907,226.20 = 267,954.54 : x
  2. Step 2: Convert to fraction form
    605,097.60/907,226.20 = 267,954.54/x
  3. Step 3: Cross multiply
    605,097.60x = 907,226.20 × 267,954.54
  4. Step 4: Simplify right side
    605,097.60x = 243,095,379,096.95
  5. Step 5: Solve for x
    x = 243,095,379,096.95/605,097.60
  6. Step 6: Final answer
    x = 401,745.73

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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.