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Finding the Fourth Proportional to 350.18, 483.13 and 271.81

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Solution

The fourth proportional to 350.18, 483.13 and 271.81 is: 375.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.18 : 483.13 = 271.81 : x
  2. Step 2: Convert to fraction form
    350.18/483.13 = 271.81/x
  3. Step 3: Cross multiply
    350.18x = 483.13 × 271.81
  4. Step 4: Simplify right side
    350.18x = 131,319.57
  5. Step 5: Solve for x
    x = 131,319.57/350.18
  6. Step 6: Final answer
    x = 375.01

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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.