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Finding the Fourth Proportional to 600.69, 900.66 and 275.64

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Solution

The fourth proportional to 600.69, 900.66 and 275.64 is: 413.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    600.69 : 900.66 = 275.64 : x
  2. Step 2: Convert to fraction form
    600.69/900.66 = 275.64/x
  3. Step 3: Cross multiply
    600.69x = 900.66 × 275.64
  4. Step 4: Simplify right side
    600.69x = 248,257.92
  5. Step 5: Solve for x
    x = 248,257.92/600.69
  6. Step 6: Final answer
    x = 413.29

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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.