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Finding the Fourth Proportional to 596.43, 893.43 and 487.89

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Solution

The fourth proportional to 596.43, 893.43 and 487.89 is: 730.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    596.43 : 893.43 = 487.89 : x
  2. Step 2: Convert to fraction form
    596.43/893.43 = 487.89/x
  3. Step 3: Cross multiply
    596.43x = 893.43 × 487.89
  4. Step 4: Simplify right side
    596.43x = 435,895.56
  5. Step 5: Solve for x
    x = 435,895.56/596.43
  6. Step 6: Final answer
    x = 730.84

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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.