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Finding the Fourth Proportional to 336.35, 462.51 and 294.84

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Solution

The fourth proportional to 336.35, 462.51 and 294.84 is: 405.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.35 : 462.51 = 294.84 : x
  2. Step 2: Convert to fraction form
    336.35/462.51 = 294.84/x
  3. Step 3: Cross multiply
    336.35x = 462.51 × 294.84
  4. Step 4: Simplify right side
    336.35x = 136,366.45
  5. Step 5: Solve for x
    x = 136,366.45/336.35
  6. Step 6: Final answer
    x = 405.43

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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.