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Finding the Fourth Proportional to 331,237.87, 496,856.96 and 106,598.28

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Solution

The fourth proportional to 331,237.87, 496,856.96 and 106,598.28 is: 159,897.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,237.87 : 496,856.96 = 106,598.28 : x
  2. Step 2: Convert to fraction form
    331,237.87/496,856.96 = 106,598.28/x
  3. Step 3: Cross multiply
    331,237.87x = 496,856.96 × 106,598.28
  4. Step 4: Simplify right side
    331,237.87x = 52,964,096,576.98
  5. Step 5: Solve for x
    x = 52,964,096,576.98/331,237.87
  6. Step 6: Final answer
    x = 159,897.47

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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.