Home / 396,474.35-547,126.45-224,389.24

Finding the Fourth Proportional to 396,474.35, 547,126.45 and 224,389.24

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Solution

The fourth proportional to 396,474.35, 547,126.45 and 224,389.24 is: 309,652.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,474.35 : 547,126.45 = 224,389.24 : x
  2. Step 2: Convert to fraction form
    396,474.35/547,126.45 = 224,389.24/x
  3. Step 3: Cross multiply
    396,474.35x = 547,126.45 × 224,389.24
  4. Step 4: Simplify right side
    396,474.35x = 122,769,286,370.61
  5. Step 5: Solve for x
    x = 122,769,286,370.61/396,474.35
  6. Step 6: Final answer
    x = 309,652.54

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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.