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Finding the Fourth Proportional to 368,294.18, 552,044.37 and 178,352.42

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Solution

The fourth proportional to 368,294.18, 552,044.37 and 178,352.42 is: 267,336.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,294.18 : 552,044.37 = 178,352.42 : x
  2. Step 2: Convert to fraction form
    368,294.18/552,044.37 = 178,352.42/x
  3. Step 3: Cross multiply
    368,294.18x = 552,044.37 × 178,352.42
  4. Step 4: Simplify right side
    368,294.18x = 98,458,449,336.88
  5. Step 5: Solve for x
    x = 98,458,449,336.88/368,294.18
  6. Step 6: Final answer
    x = 267,336.42

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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.