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Finding the Fourth Proportional to 594.84, 893.85 and 321.12

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Solution

The fourth proportional to 594.84, 893.85 and 321.12 is: 482.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.84 : 893.85 = 321.12 : x
  2. Step 2: Convert to fraction form
    594.84/893.85 = 321.12/x
  3. Step 3: Cross multiply
    594.84x = 893.85 × 321.12
  4. Step 4: Simplify right side
    594.84x = 287,033.11
  5. Step 5: Solve for x
    x = 287,033.11/594.84
  6. Step 6: Final answer
    x = 482.54

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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.