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Finding the Fourth Proportional to 596.70, 896.40 and 414.45

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Solution

The fourth proportional to 596.70, 896.40 and 414.45 is: 622.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    596.70 : 896.40 = 414.45 : x
  2. Step 2: Convert to fraction form
    596.70/896.40 = 414.45/x
  3. Step 3: Cross multiply
    596.70x = 896.40 × 414.45
  4. Step 4: Simplify right side
    596.70x = 371,512.98
  5. Step 5: Solve for x
    x = 371,512.98/596.70
  6. Step 6: Final answer
    x = 622.61

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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.