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Finding the Fourth Proportional to 452.10, 623.48 and 333.84

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Solution

The fourth proportional to 452.10, 623.48 and 333.84 is: 460.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    452.10 : 623.48 = 333.84 : x
  2. Step 2: Convert to fraction form
    452.10/623.48 = 333.84/x
  3. Step 3: Cross multiply
    452.10x = 623.48 × 333.84
  4. Step 4: Simplify right side
    452.10x = 208,142.56
  5. Step 5: Solve for x
    x = 208,142.56/452.10
  6. Step 6: Final answer
    x = 460.39

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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.