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Finding the Fourth Proportional to 794.08, 1,095.76 and 444.80

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Solution

The fourth proportional to 794.08, 1,095.76 and 444.80 is: 613.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    794.08 : 1,095.76 = 444.80 : x
  2. Step 2: Convert to fraction form
    794.08/1,095.76 = 444.80/x
  3. Step 3: Cross multiply
    794.08x = 1,095.76 × 444.80
  4. Step 4: Simplify right side
    794.08x = 487,394.05
  5. Step 5: Solve for x
    x = 487,394.05/794.08
  6. Step 6: Final answer
    x = 613.78

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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.