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Finding the Fourth Proportional to 396,010.48, 593,877.48 and 159,291.76

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Solution

The fourth proportional to 396,010.48, 593,877.48 and 159,291.76 is: 238,882.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,010.48 : 593,877.48 = 159,291.76 : x
  2. Step 2: Convert to fraction form
    396,010.48/593,877.48 = 159,291.76/x
  3. Step 3: Cross multiply
    396,010.48x = 593,877.48 × 159,291.76
  4. Step 4: Simplify right side
    396,010.48x = 94,599,789,013.56
  5. Step 5: Solve for x
    x = 94,599,789,013.56/396,010.48
  6. Step 6: Final answer
    x = 238,882.03

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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.