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Finding the Fourth Proportional to 246.24, 368.55 and 225.45

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Solution

The fourth proportional to 246.24, 368.55 and 225.45 is: 337.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.24 : 368.55 = 225.45 : x
  2. Step 2: Convert to fraction form
    246.24/368.55 = 225.45/x
  3. Step 3: Cross multiply
    246.24x = 368.55 × 225.45
  4. Step 4: Simplify right side
    246.24x = 83,089.60
  5. Step 5: Solve for x
    x = 83,089.60/246.24
  6. Step 6: Final answer
    x = 337.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.