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Finding the Fourth Proportional to 356.46, 533.94 and 352.14

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Solution

The fourth proportional to 356.46, 533.94 and 352.14 is: 527.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    356.46 : 533.94 = 352.14 : x
  2. Step 2: Convert to fraction form
    356.46/533.94 = 352.14/x
  3. Step 3: Cross multiply
    356.46x = 533.94 × 352.14
  4. Step 4: Simplify right side
    356.46x = 188,021.63
  5. Step 5: Solve for x
    x = 188,021.63/356.46
  6. Step 6: Final answer
    x = 527.47

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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.