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Finding the Fourth Proportional to 794.02, 1,095.78 and 444.64

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Solution

The fourth proportional to 794.02, 1,095.78 and 444.64 is: 613.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    794.02 : 1,095.78 = 444.64 : x
  2. Step 2: Convert to fraction form
    794.02/1,095.78 = 444.64/x
  3. Step 3: Cross multiply
    794.02x = 1,095.78 × 444.64
  4. Step 4: Simplify right side
    794.02x = 487,227.62
  5. Step 5: Solve for x
    x = 487,227.62/794.02
  6. Step 6: Final answer
    x = 613.62

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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.