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Finding the Fourth Proportional to 332.04, 497.82 and 216.60

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Solution

The fourth proportional to 332.04, 497.82 and 216.60 is: 324.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.04 : 497.82 = 216.60 : x
  2. Step 2: Convert to fraction form
    332.04/497.82 = 216.60/x
  3. Step 3: Cross multiply
    332.04x = 497.82 × 216.60
  4. Step 4: Simplify right side
    332.04x = 107,827.81
  5. Step 5: Solve for x
    x = 107,827.81/332.04
  6. Step 6: Final answer
    x = 324.74

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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.