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Finding the Fourth Proportional to 297, 410.02 and 227.88

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Solution

The fourth proportional to 297, 410.02 and 227.88 is: 314.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    297 : 410.02 = 227.88 : x
  2. Step 2: Convert to fraction form
    297/410.02 = 227.88/x
  3. Step 3: Cross multiply
    297x = 410.02 × 227.88
  4. Step 4: Simplify right side
    297x = 93,435.36
  5. Step 5: Solve for x
    x = 93,435.36/297
  6. Step 6: Final answer
    x = 314.60

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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.