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Finding the Fourth Proportional to 1,044.94, 1,567.49 and 351.60

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Solution

The fourth proportional to 1,044.94, 1,567.49 and 351.60 is: 527.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044.94 : 1,567.49 = 351.60 : x
  2. Step 2: Convert to fraction form
    1,044.94/1,567.49 = 351.60/x
  3. Step 3: Cross multiply
    1,044.94x = 1,567.49 × 351.60
  4. Step 4: Simplify right side
    1,044.94x = 551,127.73
  5. Step 5: Solve for x
    x = 551,127.73/1,044.94
  6. Step 6: Final answer
    x = 527.43

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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.