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Finding the Fourth Proportional to 452.22, 673.80 and 403.71

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Solution

The fourth proportional to 452.22, 673.80 and 403.71 is: 601.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    452.22 : 673.80 = 403.71 : x
  2. Step 2: Convert to fraction form
    452.22/673.80 = 403.71/x
  3. Step 3: Cross multiply
    452.22x = 673.80 × 403.71
  4. Step 4: Simplify right side
    452.22x = 272,019.80
  5. Step 5: Solve for x
    x = 272,019.80/452.22
  6. Step 6: Final answer
    x = 601.52

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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.