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Finding the Fourth Proportional to 333.45, 500.00 and 292.41

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Solution

The fourth proportional to 333.45, 500.00 and 292.41 is: 438.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.45 : 500.00 = 292.41 : x
  2. Step 2: Convert to fraction form
    333.45/500.00 = 292.41/x
  3. Step 3: Cross multiply
    333.45x = 500.00 × 292.41
  4. Step 4: Simplify right side
    333.45x = 146,203.54
  5. Step 5: Solve for x
    x = 146,203.54/333.45
  6. Step 6: Final answer
    x = 438.46

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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.