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Finding the Fourth Proportional to 246.97, 368.51 and 222.67

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Solution

The fourth proportional to 246.97, 368.51 and 222.67 is: 332.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.97 : 368.51 = 222.67 : x
  2. Step 2: Convert to fraction form
    246.97/368.51 = 222.67/x
  3. Step 3: Cross multiply
    246.97x = 368.51 × 222.67
  4. Step 4: Simplify right side
    246.97x = 82,056.12
  5. Step 5: Solve for x
    x = 82,056.12/246.97
  6. Step 6: Final answer
    x = 332.25

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.