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Finding the Fourth Proportional to 615.54, 924.22 and 251.04

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Solution

The fourth proportional to 615.54, 924.22 and 251.04 is: 376.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    615.54 : 924.22 = 251.04 : x
  2. Step 2: Convert to fraction form
    615.54/924.22 = 251.04/x
  3. Step 3: Cross multiply
    615.54x = 924.22 × 251.04
  4. Step 4: Simplify right side
    615.54x = 232,016.19
  5. Step 5: Solve for x
    x = 232,016.19/615.54
  6. Step 6: Final answer
    x = 376.93

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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.