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Finding the Fourth Proportional to 435.82, 599.95 and 324.94

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Solution

The fourth proportional to 435.82, 599.95 and 324.94 is: 447.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    435.82 : 599.95 = 324.94 : x
  2. Step 2: Convert to fraction form
    435.82/599.95 = 324.94/x
  3. Step 3: Cross multiply
    435.82x = 599.95 × 324.94
  4. Step 4: Simplify right side
    435.82x = 194,947.75
  5. Step 5: Solve for x
    x = 194,947.75/435.82
  6. Step 6: Final answer
    x = 447.31

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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.