Home / 396,074.70-546,583.23-214,786.59

Finding the Fourth Proportional to 396,074.70, 546,583.23 and 214,786.59

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Solution

The fourth proportional to 396,074.70, 546,583.23 and 214,786.59 is: 296,405.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,074.70 : 546,583.23 = 214,786.59 : x
  2. Step 2: Convert to fraction form
    396,074.70/546,583.23 = 214,786.59/x
  3. Step 3: Cross multiply
    396,074.70x = 546,583.23 × 214,786.59
  4. Step 4: Simplify right side
    396,074.70x = 117,398,748,122.89
  5. Step 5: Solve for x
    x = 117,398,748,122.89/396,074.70
  6. Step 6: Final answer
    x = 296,405.57

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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.