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Finding the Fourth Proportional to 594.14, 891.06 and 281.48

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Solution

The fourth proportional to 594.14, 891.06 and 281.48 is: 422.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.14 : 891.06 = 281.48 : x
  2. Step 2: Convert to fraction form
    594.14/891.06 = 281.48/x
  3. Step 3: Cross multiply
    594.14x = 891.06 × 281.48
  4. Step 4: Simplify right side
    594.14x = 250,817.44
  5. Step 5: Solve for x
    x = 250,817.44/594.14
  6. Step 6: Final answer
    x = 422.15

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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.