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Finding the Fourth Proportional to 365.25, 504.08 and 207.93

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Solution

The fourth proportional to 365.25, 504.08 and 207.93 is: 286.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.25 : 504.08 = 207.93 : x
  2. Step 2: Convert to fraction form
    365.25/504.08 = 207.93/x
  3. Step 3: Cross multiply
    365.25x = 504.08 × 207.93
  4. Step 4: Simplify right side
    365.25x = 104,814.21
  5. Step 5: Solve for x
    x = 104,814.21/365.25
  6. Step 6: Final answer
    x = 286.97

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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.