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Finding the Fourth Proportional to 300.43, 414.75 and 184.06

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Solution

The fourth proportional to 300.43, 414.75 and 184.06 is: 254.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    300.43 : 414.75 = 184.06 : x
  2. Step 2: Convert to fraction form
    300.43/414.75 = 184.06/x
  3. Step 3: Cross multiply
    300.43x = 414.75 × 184.06
  4. Step 4: Simplify right side
    300.43x = 76,338.89
  5. Step 5: Solve for x
    x = 76,338.89/300.43
  6. Step 6: Final answer
    x = 254.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.