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Finding the Fourth Proportional to 396,603.54, 594,701.19 and 159,882.66

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Solution

The fourth proportional to 396,603.54, 594,701.19 and 159,882.66 is: 239,741.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,603.54 : 594,701.19 = 159,882.66 : x
  2. Step 2: Convert to fraction form
    396,603.54/594,701.19 = 159,882.66/x
  3. Step 3: Cross multiply
    396,603.54x = 594,701.19 × 159,882.66
  4. Step 4: Simplify right side
    396,603.54x = 95,082,408,162.37
  5. Step 5: Solve for x
    x = 95,082,408,162.37/396,603.54
  6. Step 6: Final answer
    x = 239,741.70

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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.