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Finding the Fourth Proportional to 437.54, 604.26 and 371.93

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Solution

The fourth proportional to 437.54, 604.26 and 371.93 is: 513.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    437.54 : 604.26 = 371.93 : x
  2. Step 2: Convert to fraction form
    437.54/604.26 = 371.93/x
  3. Step 3: Cross multiply
    437.54x = 604.26 × 371.93
  4. Step 4: Simplify right side
    437.54x = 224,739.40
  5. Step 5: Solve for x
    x = 224,739.40/437.54
  6. Step 6: Final answer
    x = 513.65

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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.