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Finding the Fourth Proportional to 595.62, 893.43 and 378.54

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Solution

The fourth proportional to 595.62, 893.43 and 378.54 is: 567.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.62 : 893.43 = 378.54 : x
  2. Step 2: Convert to fraction form
    595.62/893.43 = 378.54/x
  3. Step 3: Cross multiply
    595.62x = 893.43 × 378.54
  4. Step 4: Simplify right side
    595.62x = 338,198.99
  5. Step 5: Solve for x
    x = 338,198.99/595.62
  6. Step 6: Final answer
    x = 567.81

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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.