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Finding the Fourth Proportional to 365.37, 548.32 and 295.18

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Solution

The fourth proportional to 365.37, 548.32 and 295.18 is: 442.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.37 : 548.32 = 295.18 : x
  2. Step 2: Convert to fraction form
    365.37/548.32 = 295.18/x
  3. Step 3: Cross multiply
    365.37x = 548.32 × 295.18
  4. Step 4: Simplify right side
    365.37x = 161,850.30
  5. Step 5: Solve for x
    x = 161,850.30/365.37
  6. Step 6: Final answer
    x = 442.98

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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.