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Finding the Fourth Proportional to 369.83, 553.73 and 232.54

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Solution

The fourth proportional to 369.83, 553.73 and 232.54 is: 348.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    369.83 : 553.73 = 232.54 : x
  2. Step 2: Convert to fraction form
    369.83/553.73 = 232.54/x
  3. Step 3: Cross multiply
    369.83x = 553.73 × 232.54
  4. Step 4: Simplify right side
    369.83x = 128,761.83
  5. Step 5: Solve for x
    x = 128,761.83/369.83
  6. Step 6: Final answer
    x = 348.16

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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.