Home / 396,080.49-546,591.21-214,792.36

Finding the Fourth Proportional to 396,080.49, 546,591.21 and 214,792.36

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Solution

The fourth proportional to 396,080.49, 546,591.21 and 214,792.36 is: 296,413.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,080.49 : 546,591.21 = 214,792.36 : x
  2. Step 2: Convert to fraction form
    396,080.49/546,591.21 = 214,792.36/x
  3. Step 3: Cross multiply
    396,080.49x = 546,591.21 × 214,792.36
  4. Step 4: Simplify right side
    396,080.49x = 117,403,615,951.16
  5. Step 5: Solve for x
    x = 117,403,615,951.16/396,080.49
  6. Step 6: Final answer
    x = 296,413.53

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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.