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Finding the Fourth Proportional to 591.87, 816.15 and 444.24

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Solution

The fourth proportional to 591.87, 816.15 and 444.24 is: 612.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.87 : 816.15 = 444.24 : x
  2. Step 2: Convert to fraction form
    591.87/816.15 = 444.24/x
  3. Step 3: Cross multiply
    591.87x = 816.15 × 444.24
  4. Step 4: Simplify right side
    591.87x = 362,566.48
  5. Step 5: Solve for x
    x = 362,566.48/591.87
  6. Step 6: Final answer
    x = 612.58

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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.