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Finding the Fourth Proportional to 264.96, 366.12 and 254.16

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Solution

The fourth proportional to 264.96, 366.12 and 254.16 is: 351.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    264.96 : 366.12 = 254.16 : x
  2. Step 2: Convert to fraction form
    264.96/366.12 = 254.16/x
  3. Step 3: Cross multiply
    264.96x = 366.12 × 254.16
  4. Step 4: Simplify right side
    264.96x = 93,053.06
  5. Step 5: Solve for x
    x = 93,053.06/264.96
  6. Step 6: Final answer
    x = 351.20

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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.