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Finding the Fourth Proportional to 396,515.72, 594,901.67 and 183,423.39

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Solution

The fourth proportional to 396,515.72, 594,901.67 and 183,423.39 is: 275,194.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,515.72 : 594,901.67 = 183,423.39 : x
  2. Step 2: Convert to fraction form
    396,515.72/594,901.67 = 183,423.39/x
  3. Step 3: Cross multiply
    396,515.72x = 594,901.67 × 183,423.39
  4. Step 4: Simplify right side
    396,515.72x = 109,118,880,110.94
  5. Step 5: Solve for x
    x = 109,118,880,110.94/396,515.72
  6. Step 6: Final answer
    x = 275,194.34

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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.