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Finding the Fourth Proportional to 362.37, 541.94 and 355.89

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Solution

The fourth proportional to 362.37, 541.94 and 355.89 is: 532.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.37 : 541.94 = 355.89 : x
  2. Step 2: Convert to fraction form
    362.37/541.94 = 355.89/x
  3. Step 3: Cross multiply
    362.37x = 541.94 × 355.89
  4. Step 4: Simplify right side
    362.37x = 192,873.28
  5. Step 5: Solve for x
    x = 192,873.28/362.37
  6. Step 6: Final answer
    x = 532.25

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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.