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Finding the Fourth Proportional to 1,468.07, 2,201.90 and 372.34

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Solution

The fourth proportional to 1,468.07, 2,201.90 and 372.34 is: 558.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,468.07 : 2,201.90 = 372.34 : x
  2. Step 2: Convert to fraction form
    1,468.07/2,201.90 = 372.34/x
  3. Step 3: Cross multiply
    1,468.07x = 2,201.90 × 372.34
  4. Step 4: Simplify right side
    1,468.07x = 819,844.44
  5. Step 5: Solve for x
    x = 819,844.44/1,468.07
  6. Step 6: Final answer
    x = 558.45

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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.