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Finding the Fourth Proportional to 452.08, 673.64 and 403.62

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Solution

The fourth proportional to 452.08, 673.64 and 403.62 is: 601.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    452.08 : 673.64 = 403.62 : x
  2. Step 2: Convert to fraction form
    452.08/673.64 = 403.62/x
  3. Step 3: Cross multiply
    452.08x = 673.64 × 403.62
  4. Step 4: Simplify right side
    452.08x = 271,894.58
  5. Step 5: Solve for x
    x = 271,894.58/452.08
  6. Step 6: Final answer
    x = 601.43

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.