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Finding the Fourth Proportional to 599,791.86, 899,243.31 and 363,078.54

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Solution

The fourth proportional to 599,791.86, 899,243.31 and 363,078.54 is: 544,348.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,791.86 : 899,243.31 = 363,078.54 : x
  2. Step 2: Convert to fraction form
    599,791.86/899,243.31 = 363,078.54/x
  3. Step 3: Cross multiply
    599,791.86x = 899,243.31 × 363,078.54
  4. Step 4: Simplify right side
    599,791.86x = 326,495,948,099.57
  5. Step 5: Solve for x
    x = 326,495,948,099.57/599,791.86
  6. Step 6: Final answer
    x = 544,348.75

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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.