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Finding the Fourth Proportional to 365.96, 504.94 and 247.95

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Solution

The fourth proportional to 365.96, 504.94 and 247.95 is: 342.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.96 : 504.94 = 247.95 : x
  2. Step 2: Convert to fraction form
    365.96/504.94 = 247.95/x
  3. Step 3: Cross multiply
    365.96x = 504.94 × 247.95
  4. Step 4: Simplify right side
    365.96x = 125,199.25
  5. Step 5: Solve for x
    x = 125,199.25/365.96
  6. Step 6: Final answer
    x = 342.12

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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.