Home / 396,497.23-547,035.89-224,398.10

Finding the Fourth Proportional to 396,497.23, 547,035.89 and 224,398.10

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Solution

The fourth proportional to 396,497.23, 547,035.89 and 224,398.10 is: 309,595.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,497.23 : 547,035.89 = 224,398.10 : x
  2. Step 2: Convert to fraction form
    396,497.23/547,035.89 = 224,398.10/x
  3. Step 3: Cross multiply
    396,497.23x = 547,035.89 × 224,398.10
  4. Step 4: Simplify right side
    396,497.23x = 122,753,814,593.41
  5. Step 5: Solve for x
    x = 122,753,814,593.41/396,497.23
  6. Step 6: Final answer
    x = 309,595.64

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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.