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Finding the Fourth Proportional to 350.02, 482.97 and 194.74

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Solution

The fourth proportional to 350.02, 482.97 and 194.74 is: 268.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.02 : 482.97 = 194.74 : x
  2. Step 2: Convert to fraction form
    350.02/482.97 = 194.74/x
  3. Step 3: Cross multiply
    350.02x = 482.97 × 194.74
  4. Step 4: Simplify right side
    350.02x = 94,053.58
  5. Step 5: Solve for x
    x = 94,053.58/350.02
  6. Step 6: Final answer
    x = 268.71

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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.