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Finding the Fourth Proportional to 365.37, 546.91 and 234.93

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Solution

The fourth proportional to 365.37, 546.91 and 234.93 is: 351.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.37 : 546.91 = 234.93 : x
  2. Step 2: Convert to fraction form
    365.37/546.91 = 234.93/x
  3. Step 3: Cross multiply
    365.37x = 546.91 × 234.93
  4. Step 4: Simplify right side
    365.37x = 128,485.57
  5. Step 5: Solve for x
    x = 128,485.57/365.37
  6. Step 6: Final answer
    x = 351.66

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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.