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Finding the Fourth Proportional to 355,789.00, 491,149.14 and 226,900.43

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Solution

The fourth proportional to 355,789.00, 491,149.14 and 226,900.43 is: 313,224.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,789.00 : 491,149.14 = 226,900.43 : x
  2. Step 2: Convert to fraction form
    355,789.00/491,149.14 = 226,900.43/x
  3. Step 3: Cross multiply
    355,789.00x = 491,149.14 × 226,900.43
  4. Step 4: Simplify right side
    355,789.00x = 111,441,952,288.00
  5. Step 5: Solve for x
    x = 111,441,952,288.00/355,789.00
  6. Step 6: Final answer
    x = 313,224.84

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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.