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Finding the Fourth Proportional to 493.04, 739.83 and 349.94

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Solution

The fourth proportional to 493.04, 739.83 and 349.94 is: 525.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    493.04 : 739.83 = 349.94 : x
  2. Step 2: Convert to fraction form
    493.04/739.83 = 349.94/x
  3. Step 3: Cross multiply
    493.04x = 739.83 × 349.94
  4. Step 4: Simplify right side
    493.04x = 258,896.11
  5. Step 5: Solve for x
    x = 258,896.11/493.04
  6. Step 6: Final answer
    x = 525.10

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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.