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Finding the Fourth Proportional to 365.48, 504.48 and 247.44

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Solution

The fourth proportional to 365.48, 504.48 and 247.44 is: 341.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.48 : 504.48 = 247.44 : x
  2. Step 2: Convert to fraction form
    365.48/504.48 = 247.44/x
  3. Step 3: Cross multiply
    365.48x = 504.48 × 247.44
  4. Step 4: Simplify right side
    365.48x = 124,828.53
  5. Step 5: Solve for x
    x = 124,828.53/365.48
  6. Step 6: Final answer
    x = 341.55

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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.