Home / 396,938.58-547,654.53-224,829.19

Finding the Fourth Proportional to 396,938.58, 547,654.53 and 224,829.19

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Solution

The fourth proportional to 396,938.58, 547,654.53 and 224,829.19 is: 310,195.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,938.58 : 547,654.53 = 224,829.19 : x
  2. Step 2: Convert to fraction form
    396,938.58/547,654.53 = 224,829.19/x
  3. Step 3: Cross multiply
    396,938.58x = 547,654.53 × 224,829.19
  4. Step 4: Simplify right side
    396,938.58x = 123,128,722,826.85
  5. Step 5: Solve for x
    x = 123,128,722,826.85/396,938.58
  6. Step 6: Final answer
    x = 310,195.91

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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.