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Finding the Fourth Proportional to 436.00, 601.36 and 270.15

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Solution

The fourth proportional to 436.00, 601.36 and 270.15 is: 372.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    436.00 : 601.36 = 270.15 : x
  2. Step 2: Convert to fraction form
    436.00/601.36 = 270.15/x
  3. Step 3: Cross multiply
    436.00x = 601.36 × 270.15
  4. Step 4: Simplify right side
    436.00x = 162,456.73
  5. Step 5: Solve for x
    x = 162,456.73/436.00
  6. Step 6: Final answer
    x = 372.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.