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Finding the Fourth Proportional to 1,467.69, 2,201.39 and 372.06

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Solution

The fourth proportional to 1,467.69, 2,201.39 and 372.06 is: 558.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,467.69 : 2,201.39 = 372.06 : x
  2. Step 2: Convert to fraction form
    1,467.69/2,201.39 = 372.06/x
  3. Step 3: Cross multiply
    1,467.69x = 2,201.39 × 372.06
  4. Step 4: Simplify right side
    1,467.69x = 819,047.30
  5. Step 5: Solve for x
    x = 819,047.30/1,467.69
  6. Step 6: Final answer
    x = 558.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.