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Finding the Fourth Proportional to 493,028.17, 739,542.84 and 119,051.17

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Solution

The fourth proportional to 493,028.17, 739,542.84 and 119,051.17 is: 178,576.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,028.17 : 739,542.84 = 119,051.17 : x
  2. Step 2: Convert to fraction form
    493,028.17/739,542.84 = 119,051.17/x
  3. Step 3: Cross multiply
    493,028.17x = 739,542.84 × 119,051.17
  4. Step 4: Simplify right side
    493,028.17x = 88,043,440,367.12
  5. Step 5: Solve for x
    x = 88,043,440,367.12/493,028.17
  6. Step 6: Final answer
    x = 178,576.90

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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.