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Finding the Fourth Proportional to 297.95, 411.68 and 264.92

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Solution

The fourth proportional to 297.95, 411.68 and 264.92 is: 366.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    297.95 : 411.68 = 264.92 : x
  2. Step 2: Convert to fraction form
    297.95/411.68 = 264.92/x
  3. Step 3: Cross multiply
    297.95x = 411.68 × 264.92
  4. Step 4: Simplify right side
    297.95x = 109,058.88
  5. Step 5: Solve for x
    x = 109,058.88/297.95
  6. Step 6: Final answer
    x = 366.03

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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.