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Finding the Fourth Proportional to 444.58, 607.82 and 427.57

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Solution

The fourth proportional to 444.58, 607.82 and 427.57 is: 584.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.58 : 607.82 = 427.57 : x
  2. Step 2: Convert to fraction form
    444.58/607.82 = 427.57/x
  3. Step 3: Cross multiply
    444.58x = 607.82 × 427.57
  4. Step 4: Simplify right side
    444.58x = 259,881.94
  5. Step 5: Solve for x
    x = 259,881.94/444.58
  6. Step 6: Final answer
    x = 584.56

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.