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Finding the Fourth Proportional to 396,672.69, 595,029.82 and 302,051.28

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Solution

The fourth proportional to 396,672.69, 595,029.82 and 302,051.28 is: 453,092.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,672.69 : 595,029.82 = 302,051.28 : x
  2. Step 2: Convert to fraction form
    396,672.69/595,029.82 = 302,051.28/x
  3. Step 3: Cross multiply
    396,672.69x = 595,029.82 × 302,051.28
  4. Step 4: Simplify right side
    396,672.69x = 179,729,518,014.04
  5. Step 5: Solve for x
    x = 179,729,518,014.04/396,672.69
  6. Step 6: Final answer
    x = 453,092.75

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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.