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Finding the Fourth Proportional to 374.47, 562.01 and 201.33

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Solution

The fourth proportional to 374.47, 562.01 and 201.33 is: 302.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    374.47 : 562.01 = 201.33 : x
  2. Step 2: Convert to fraction form
    374.47/562.01 = 201.33/x
  3. Step 3: Cross multiply
    374.47x = 562.01 × 201.33
  4. Step 4: Simplify right side
    374.47x = 113,148.47
  5. Step 5: Solve for x
    x = 113,148.47/374.47
  6. Step 6: Final answer
    x = 302.16

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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.