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Finding the Fourth Proportional to 355.93, 532.81 and 233.89

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Solution

The fourth proportional to 355.93, 532.81 and 233.89 is: 350.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    355.93 : 532.81 = 233.89 : x
  2. Step 2: Convert to fraction form
    355.93/532.81 = 233.89/x
  3. Step 3: Cross multiply
    355.93x = 532.81 × 233.89
  4. Step 4: Simplify right side
    355.93x = 124,617.89
  5. Step 5: Solve for x
    x = 124,617.89/355.93
  6. Step 6: Final answer
    x = 350.12

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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.