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Finding the Fourth Proportional to 299.58, 413.34 and 183.06

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Solution

The fourth proportional to 299.58, 413.34 and 183.06 is: 252.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    299.58 : 413.34 = 183.06 : x
  2. Step 2: Convert to fraction form
    299.58/413.34 = 183.06/x
  3. Step 3: Cross multiply
    299.58x = 413.34 × 183.06
  4. Step 4: Simplify right side
    299.58x = 75,666.02
  5. Step 5: Solve for x
    x = 75,666.02/299.58
  6. Step 6: Final answer
    x = 252.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.