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Finding the Fourth Proportional to 396,684, 595,026 and 376,751.52

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Solution

The fourth proportional to 396,684, 595,026 and 376,751.52 is: 565,127.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,684 : 595,026 = 376,751.52 : x
  2. Step 2: Convert to fraction form
    396,684/595,026 = 376,751.52/x
  3. Step 3: Cross multiply
    396,684x = 595,026 × 376,751.52
  4. Step 4: Simplify right side
    396,684x = 224,176,949,939.52
  5. Step 5: Solve for x
    x = 224,176,949,939.52/396,684
  6. Step 6: Final answer
    x = 565,127.28

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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.