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Finding the Fourth Proportional to 396,706.73, 594,476.52 and 234,433.73

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Solution

The fourth proportional to 396,706.73, 594,476.52 and 234,433.73 is: 351,305.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,706.73 : 594,476.52 = 234,433.73 : x
  2. Step 2: Convert to fraction form
    396,706.73/594,476.52 = 234,433.73/x
  3. Step 3: Cross multiply
    396,706.73x = 594,476.52 × 234,433.73
  4. Step 4: Simplify right side
    396,706.73x = 139,365,345,008.64
  5. Step 5: Solve for x
    x = 139,365,345,008.64/396,706.73
  6. Step 6: Final answer
    x = 351,305.73

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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.