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Finding the Fourth Proportional to 627,372.60, 941,057 and 178,093.86

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Solution

The fourth proportional to 627,372.60, 941,057 and 178,093.86 is: 267,140.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,372.60 : 941,057 = 178,093.86 : x
  2. Step 2: Convert to fraction form
    627,372.60/941,057 = 178,093.86/x
  3. Step 3: Cross multiply
    627,372.60x = 941,057 × 178,093.86
  4. Step 4: Simplify right side
    627,372.60x = 167,596,473,610.02
  5. Step 5: Solve for x
    x = 167,596,473,610.02/627,372.60
  6. Step 6: Final answer
    x = 267,140.25

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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.