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Finding the Fourth Proportional to 793.98, 1,095.66 and 444.65

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Solution

The fourth proportional to 793.98, 1,095.66 and 444.65 is: 613.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    793.98 : 1,095.66 = 444.65 : x
  2. Step 2: Convert to fraction form
    793.98/1,095.66 = 444.65/x
  3. Step 3: Cross multiply
    793.98x = 1,095.66 × 444.65
  4. Step 4: Simplify right side
    793.98x = 487,179.74
  5. Step 5: Solve for x
    x = 487,179.74/793.98
  6. Step 6: Final answer
    x = 613.59

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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.