Home / 396,080.24-546,590.87-214,792.11

Finding the Fourth Proportional to 396,080.24, 546,590.87 and 214,792.11

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Solution

The fourth proportional to 396,080.24, 546,590.87 and 214,792.11 is: 296,413.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,080.24 : 546,590.87 = 214,792.11 : x
  2. Step 2: Convert to fraction form
    396,080.24/546,590.87 = 214,792.11/x
  3. Step 3: Cross multiply
    396,080.24x = 546,590.87 × 214,792.11
  4. Step 4: Simplify right side
    396,080.24x = 117,403,405,200.08
  5. Step 5: Solve for x
    x = 117,403,405,200.08/396,080.24
  6. Step 6: Final answer
    x = 296,413.19

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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.