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Finding the Fourth Proportional to 794.06, 1,190.43 and 332.18

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Solution

The fourth proportional to 794.06, 1,190.43 and 332.18 is: 497.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    794.06 : 1,190.43 = 332.18 : x
  2. Step 2: Convert to fraction form
    794.06/1,190.43 = 332.18/x
  3. Step 3: Cross multiply
    794.06x = 1,190.43 × 332.18
  4. Step 4: Simplify right side
    794.06x = 395,431.09
  5. Step 5: Solve for x
    x = 395,431.09/794.06
  6. Step 6: Final answer
    x = 497.99

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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.