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Finding the Fourth Proportional to 365.29, 547.66 and 202.93

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Solution

The fourth proportional to 365.29, 547.66 and 202.93 is: 304.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.29 : 547.66 = 202.93 : x
  2. Step 2: Convert to fraction form
    365.29/547.66 = 202.93/x
  3. Step 3: Cross multiply
    365.29x = 547.66 × 202.93
  4. Step 4: Simplify right side
    365.29x = 111,136.64
  5. Step 5: Solve for x
    x = 111,136.64/365.29
  6. Step 6: Final answer
    x = 304.24

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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.