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Finding the Fourth Proportional to 350.01, 482.74 and 271.57

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Solution

The fourth proportional to 350.01, 482.74 and 271.57 is: 374.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.01 : 482.74 = 271.57 : x
  2. Step 2: Convert to fraction form
    350.01/482.74 = 271.57/x
  3. Step 3: Cross multiply
    350.01x = 482.74 × 271.57
  4. Step 4: Simplify right side
    350.01x = 131,098.25
  5. Step 5: Solve for x
    x = 131,098.25/350.01
  6. Step 6: Final answer
    x = 374.55

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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.