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Finding the Fourth Proportional to 365,269.91, 547,905.06 and 239,704.52

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Solution

The fourth proportional to 365,269.91, 547,905.06 and 239,704.52 is: 359,556.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,269.91 : 547,905.06 = 239,704.52 : x
  2. Step 2: Convert to fraction form
    365,269.91/547,905.06 = 239,704.52/x
  3. Step 3: Cross multiply
    365,269.91x = 547,905.06 × 239,704.52
  4. Step 4: Simplify right side
    365,269.91x = 131,335,316,673.35
  5. Step 5: Solve for x
    x = 131,335,316,673.35/365,269.91
  6. Step 6: Final answer
    x = 359,556.91

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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.