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Finding the Fourth Proportional to 336.07, 463.48 and 217.93

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Solution

The fourth proportional to 336.07, 463.48 and 217.93 is: 300.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.07 : 463.48 = 217.93 : x
  2. Step 2: Convert to fraction form
    336.07/463.48 = 217.93/x
  3. Step 3: Cross multiply
    336.07x = 463.48 × 217.93
  4. Step 4: Simplify right side
    336.07x = 101,005.11
  5. Step 5: Solve for x
    x = 101,005.11/336.07
  6. Step 6: Final answer
    x = 300.55

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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.