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Finding the Fourth Proportional to 396,825.54, 547,590.93 and 224,694.06

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Solution

The fourth proportional to 396,825.54, 547,590.93 and 224,694.06 is: 310,061.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,825.54 : 547,590.93 = 224,694.06 : x
  2. Step 2: Convert to fraction form
    396,825.54/547,590.93 = 224,694.06/x
  3. Step 3: Cross multiply
    396,825.54x = 547,590.93 × 224,694.06
  4. Step 4: Simplify right side
    396,825.54x = 123,040,429,280.88
  5. Step 5: Solve for x
    x = 123,040,429,280.88/396,825.54
  6. Step 6: Final answer
    x = 310,061.77

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1.5x scale

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.