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Finding the Fourth Proportional to 295.61, 442.51 and 203.27

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Solution

The fourth proportional to 295.61, 442.51 and 203.27 is: 304.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.61 : 442.51 = 203.27 : x
  2. Step 2: Convert to fraction form
    295.61/442.51 = 203.27/x
  3. Step 3: Cross multiply
    295.61x = 442.51 × 203.27
  4. Step 4: Simplify right side
    295.61x = 89,946.29
  5. Step 5: Solve for x
    x = 89,946.29/295.61
  6. Step 6: Final answer
    x = 304.28

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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.