Home / 396,498.23-547,037.26-224,399.10

Finding the Fourth Proportional to 396,498.23, 547,037.26 and 224,399.10

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Solution

The fourth proportional to 396,498.23, 547,037.26 and 224,399.10 is: 309,597.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,498.23 : 547,037.26 = 224,399.10 : x
  2. Step 2: Convert to fraction form
    396,498.23/547,037.26 = 224,399.10/x
  3. Step 3: Cross multiply
    396,498.23x = 547,037.26 × 224,399.10
  4. Step 4: Simplify right side
    396,498.23x = 122,754,668,810.47
  5. Step 5: Solve for x
    x = 122,754,668,810.47/396,498.23
  6. Step 6: Final answer
    x = 309,597.02

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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.