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Finding the Fourth Proportional to 494,630.42, 741,696.14 and 352,394.42

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Solution

The fourth proportional to 494,630.42, 741,696.14 and 352,394.42 is: 528,413.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,630.42 : 741,696.14 = 352,394.42 : x
  2. Step 2: Convert to fraction form
    494,630.42/741,696.14 = 352,394.42/x
  3. Step 3: Cross multiply
    494,630.42x = 741,696.14 × 352,394.42
  4. Step 4: Simplify right side
    494,630.42x = 261,369,578,244.04
  5. Step 5: Solve for x
    x = 261,369,578,244.04/494,630.42
  6. Step 6: Final answer
    x = 528,413.88

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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.