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Finding the Fourth Proportional to 365.24, 504.42 and 356.87

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Solution

The fourth proportional to 365.24, 504.42 and 356.87 is: 492.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.24 : 504.42 = 356.87 : x
  2. Step 2: Convert to fraction form
    365.24/504.42 = 356.87/x
  3. Step 3: Cross multiply
    365.24x = 504.42 × 356.87
  4. Step 4: Simplify right side
    365.24x = 180,012.37
  5. Step 5: Solve for x
    x = 180,012.37/365.24
  6. Step 6: Final answer
    x = 492.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.