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Finding the Fourth Proportional to 355.94, 533.35 and 233.93

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Solution

The fourth proportional to 355.94, 533.35 and 233.93 is: 350.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    355.94 : 533.35 = 233.93 : x
  2. Step 2: Convert to fraction form
    355.94/533.35 = 233.93/x
  3. Step 3: Cross multiply
    355.94x = 533.35 × 233.93
  4. Step 4: Simplify right side
    355.94x = 124,767.31
  5. Step 5: Solve for x
    x = 124,767.31/355.94
  6. Step 6: Final answer
    x = 350.53

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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.