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Finding the Fourth Proportional to 368.66, 552.03 and 332.42

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Solution

The fourth proportional to 368.66, 552.03 and 332.42 is: 497.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    368.66 : 552.03 = 332.42 : x
  2. Step 2: Convert to fraction form
    368.66/552.03 = 332.42/x
  3. Step 3: Cross multiply
    368.66x = 552.03 × 332.42
  4. Step 4: Simplify right side
    368.66x = 183,505.81
  5. Step 5: Solve for x
    x = 183,505.81/368.66
  6. Step 6: Final answer
    x = 497.76

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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.