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Finding the Fourth Proportional to 356.38, 533.54 and 246.36

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Solution

The fourth proportional to 356.38, 533.54 and 246.36 is: 368.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    356.38 : 533.54 = 246.36 : x
  2. Step 2: Convert to fraction form
    356.38/533.54 = 246.36/x
  3. Step 3: Cross multiply
    356.38x = 533.54 × 246.36
  4. Step 4: Simplify right side
    356.38x = 131,442.91
  5. Step 5: Solve for x
    x = 131,442.91/356.38
  6. Step 6: Final answer
    x = 368.83

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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.