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Finding the Fourth Proportional to 604.47, 904.42 and 369.37

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Solution

The fourth proportional to 604.47, 904.42 and 369.37 is: 552.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    604.47 : 904.42 = 369.37 : x
  2. Step 2: Convert to fraction form
    604.47/904.42 = 369.37/x
  3. Step 3: Cross multiply
    604.47x = 904.42 × 369.37
  4. Step 4: Simplify right side
    604.47x = 334,065.62
  5. Step 5: Solve for x
    x = 334,065.62/604.47
  6. Step 6: Final answer
    x = 552.66

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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.