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Finding the Fourth Proportional to 227.48, 340.61 and 175.70

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Solution

The fourth proportional to 227.48, 340.61 and 175.70 is: 263.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    227.48 : 340.61 = 175.70 : x
  2. Step 2: Convert to fraction form
    227.48/340.61 = 175.70/x
  3. Step 3: Cross multiply
    227.48x = 340.61 × 175.70
  4. Step 4: Simplify right side
    227.48x = 59,845.15
  5. Step 5: Solve for x
    x = 59,845.15/227.48
  6. Step 6: Final answer
    x = 263.08

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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.