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Finding the Fourth Proportional to 605.37, 906 and 374.41

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Solution

The fourth proportional to 605.37, 906 and 374.41 is: 560.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    605.37 : 906 = 374.41 : x
  2. Step 2: Convert to fraction form
    605.37/906 = 374.41/x
  3. Step 3: Cross multiply
    605.37x = 906 × 374.41
  4. Step 4: Simplify right side
    605.37x = 339,215.46
  5. Step 5: Solve for x
    x = 339,215.46/605.37
  6. Step 6: Final answer
    x = 560.34

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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.