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Finding the Fourth Proportional to 248.88, 375.48 and 237.60

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Solution

The fourth proportional to 248.88, 375.48 and 237.60 is: 358.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    248.88 : 375.48 = 237.60 : x
  2. Step 2: Convert to fraction form
    248.88/375.48 = 237.60/x
  3. Step 3: Cross multiply
    248.88x = 375.48 × 237.60
  4. Step 4: Simplify right side
    248.88x = 89,214.05
  5. Step 5: Solve for x
    x = 89,214.05/248.88
  6. Step 6: Final answer
    x = 358.46

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.