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Finding the Fourth Proportional to 591.14, 887.70 and 444.89

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Solution

The fourth proportional to 591.14, 887.70 and 444.89 is: 668.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.14 : 887.70 = 444.89 : x
  2. Step 2: Convert to fraction form
    591.14/887.70 = 444.89/x
  3. Step 3: Cross multiply
    591.14x = 887.70 × 444.89
  4. Step 4: Simplify right side
    591.14x = 394,928.85
  5. Step 5: Solve for x
    x = 394,928.85/591.14
  6. Step 6: Final answer
    x = 668.08

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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.