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Finding the Fourth Proportional to 365.06, 503.79 and 234.10

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Solution

The fourth proportional to 365.06, 503.79 and 234.10 is: 323.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.06 : 503.79 = 234.10 : x
  2. Step 2: Convert to fraction form
    365.06/503.79 = 234.10/x
  3. Step 3: Cross multiply
    365.06x = 503.79 × 234.10
  4. Step 4: Simplify right side
    365.06x = 117,935.10
  5. Step 5: Solve for x
    x = 117,935.10/365.06
  6. Step 6: Final answer
    x = 323.05

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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.