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Finding the Fourth Proportional to 356.00, 533.49 and 150.36

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Solution

The fourth proportional to 356.00, 533.49 and 150.36 is: 225.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    356.00 : 533.49 = 150.36 : x
  2. Step 2: Convert to fraction form
    356.00/533.49 = 150.36/x
  3. Step 3: Cross multiply
    356.00x = 533.49 × 150.36
  4. Step 4: Simplify right side
    356.00x = 80,212.99
  5. Step 5: Solve for x
    x = 80,212.99/356.00
  6. Step 6: Final answer
    x = 225.32

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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.