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Finding the Fourth Proportional to 396,597.26, 594,808.41 and 116,136.38

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Solution

The fourth proportional to 396,597.26, 594,808.41 and 116,136.38 is: 174,178.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,597.26 : 594,808.41 = 116,136.38 : x
  2. Step 2: Convert to fraction form
    396,597.26/594,808.41 = 116,136.38/x
  3. Step 3: Cross multiply
    396,597.26x = 594,808.41 × 116,136.38
  4. Step 4: Simplify right side
    396,597.26x = 69,078,895,530.96
  5. Step 5: Solve for x
    x = 69,078,895,530.96/396,597.26
  6. Step 6: Final answer
    x = 174,178.95

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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.