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Finding the Fourth Proportional to 794.20, 1,095.98 and 444.95

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Solution

The fourth proportional to 794.20, 1,095.98 and 444.95 is: 614.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    794.20 : 1,095.98 = 444.95 : x
  2. Step 2: Convert to fraction form
    794.20/1,095.98 = 444.95/x
  3. Step 3: Cross multiply
    794.20x = 1,095.98 × 444.95
  4. Step 4: Simplify right side
    794.20x = 487,654.08
  5. Step 5: Solve for x
    x = 487,654.08/794.20
  6. Step 6: Final answer
    x = 614.02

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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.