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Finding the Fourth Proportional to 433.71, 598.86 and 323.67

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Solution

The fourth proportional to 433.71, 598.86 and 323.67 is: 446.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    433.71 : 598.86 = 323.67 : x
  2. Step 2: Convert to fraction form
    433.71/598.86 = 323.67/x
  3. Step 3: Cross multiply
    433.71x = 598.86 × 323.67
  4. Step 4: Simplify right side
    433.71x = 193,833.02
  5. Step 5: Solve for x
    x = 193,833.02/433.71
  6. Step 6: Final answer
    x = 446.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.