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Finding the Fourth Proportional to 444.42, 613.26 and 413.46

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Solution

The fourth proportional to 444.42, 613.26 and 413.46 is: 570.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.42 : 613.26 = 413.46 : x
  2. Step 2: Convert to fraction form
    444.42/613.26 = 413.46/x
  3. Step 3: Cross multiply
    444.42x = 613.26 × 413.46
  4. Step 4: Simplify right side
    444.42x = 253,558.48
  5. Step 5: Solve for x
    x = 253,558.48/444.42
  6. Step 6: Final answer
    x = 570.54

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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.