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Finding the Fourth Proportional to 604.01, 906.07 and 291.56

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Solution

The fourth proportional to 604.01, 906.07 and 291.56 is: 437.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    604.01 : 906.07 = 291.56 : x
  2. Step 2: Convert to fraction form
    604.01/906.07 = 291.56/x
  3. Step 3: Cross multiply
    604.01x = 906.07 × 291.56
  4. Step 4: Simplify right side
    604.01x = 264,174.81
  5. Step 5: Solve for x
    x = 264,174.81/604.01
  6. Step 6: Final answer
    x = 437.37

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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.