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Finding the Fourth Proportional to 599.94, 828.27 and 413.37

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Solution

The fourth proportional to 599.94, 828.27 and 413.37 is: 570.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    599.94 : 828.27 = 413.37 : x
  2. Step 2: Convert to fraction form
    599.94/828.27 = 413.37/x
  3. Step 3: Cross multiply
    599.94x = 828.27 × 413.37
  4. Step 4: Simplify right side
    599.94x = 342,381.97
  5. Step 5: Solve for x
    x = 342,381.97/599.94
  6. Step 6: Final answer
    x = 570.69

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1.5x scale

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.