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Finding the Fourth Proportional to 355.02, 533.16 and 233.52

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Solution

The fourth proportional to 355.02, 533.16 and 233.52 is: 350.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    355.02 : 533.16 = 233.52 : x
  2. Step 2: Convert to fraction form
    355.02/533.16 = 233.52/x
  3. Step 3: Cross multiply
    355.02x = 533.16 × 233.52
  4. Step 4: Simplify right side
    355.02x = 124,503.52
  5. Step 5: Solve for x
    x = 124,503.52/355.02
  6. Step 6: Final answer
    x = 350.69

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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.