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Finding the Fourth Proportional to 671.10, 925.83 and 437.82

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Solution

The fourth proportional to 671.10, 925.83 and 437.82 is: 604.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    671.10 : 925.83 = 437.82 : x
  2. Step 2: Convert to fraction form
    671.10/925.83 = 437.82/x
  3. Step 3: Cross multiply
    671.10x = 925.83 × 437.82
  4. Step 4: Simplify right side
    671.10x = 405,346.89
  5. Step 5: Solve for x
    x = 405,346.89/671.10
  6. Step 6: Final answer
    x = 604.00

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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.