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Finding the Fourth Proportional to 1,043.73, 1,565.83 and 350.44

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Solution

The fourth proportional to 1,043.73, 1,565.83 and 350.44 is: 525.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043.73 : 1,565.83 = 350.44 : x
  2. Step 2: Convert to fraction form
    1,043.73/1,565.83 = 350.44/x
  3. Step 3: Cross multiply
    1,043.73x = 1,565.83 × 350.44
  4. Step 4: Simplify right side
    1,043.73x = 548,729.47
  5. Step 5: Solve for x
    x = 548,729.47/1,043.73
  6. Step 6: Final answer
    x = 525.74

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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.