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Finding the Fourth Proportional to 383.00, 572.00 and 361.94

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Solution

The fourth proportional to 383.00, 572.00 and 361.94 is: 540.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    383.00 : 572.00 = 361.94 : x
  2. Step 2: Convert to fraction form
    383.00/572.00 = 361.94/x
  3. Step 3: Cross multiply
    383.00x = 572.00 × 361.94
  4. Step 4: Simplify right side
    383.00x = 207,025.01
  5. Step 5: Solve for x
    x = 207,025.01/383.00
  6. Step 6: Final answer
    x = 540.54

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.