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Finding the Fourth Proportional to 295.38, 442.50 and 249.60

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Solution

The fourth proportional to 295.38, 442.50 and 249.60 is: 373.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.38 : 442.50 = 249.60 : x
  2. Step 2: Convert to fraction form
    295.38/442.50 = 249.60/x
  3. Step 3: Cross multiply
    295.38x = 442.50 × 249.60
  4. Step 4: Simplify right side
    295.38x = 110,448
  5. Step 5: Solve for x
    x = 110,448/295.38
  6. Step 6: Final answer
    x = 373.92

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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.