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Finding the Fourth Proportional to 596.68, 894.78 and 413.64

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Solution

The fourth proportional to 596.68, 894.78 and 413.64 is: 620.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    596.68 : 894.78 = 413.64 : x
  2. Step 2: Convert to fraction form
    596.68/894.78 = 413.64/x
  3. Step 3: Cross multiply
    596.68x = 894.78 × 413.64
  4. Step 4: Simplify right side
    596.68x = 370,116.80
  5. Step 5: Solve for x
    x = 370,116.80/596.68
  6. Step 6: Final answer
    x = 620.29

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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.