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Finding the Fourth Proportional to 442.53, 610.70 and 246.04

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Solution

The fourth proportional to 442.53, 610.70 and 246.04 is: 339.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    442.53 : 610.70 = 246.04 : x
  2. Step 2: Convert to fraction form
    442.53/610.70 = 246.04/x
  3. Step 3: Cross multiply
    442.53x = 610.70 × 246.04
  4. Step 4: Simplify right side
    442.53x = 150,255.40
  5. Step 5: Solve for x
    x = 150,255.40/442.53
  6. Step 6: Final answer
    x = 339.54

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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.