Home / 325,464.24-449,349.48-223,456.80

Finding the Fourth Proportional to 325,464.24, 449,349.48 and 223,456.80

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Solution

The fourth proportional to 325,464.24, 449,349.48 and 223,456.80 is: 308,513.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,464.24 : 449,349.48 = 223,456.80 : x
  2. Step 2: Convert to fraction form
    325,464.24/449,349.48 = 223,456.80/x
  3. Step 3: Cross multiply
    325,464.24x = 449,349.48 × 223,456.80
  4. Step 4: Simplify right side
    325,464.24x = 100,410,196,882.46
  5. Step 5: Solve for x
    x = 100,410,196,882.46/325,464.24
  6. Step 6: Final answer
    x = 308,513.76

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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.