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Finding the Fourth Proportional to 358,265.94, 494,201.66 and 223,896.66

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Solution

The fourth proportional to 358,265.94, 494,201.66 and 223,896.66 is: 308,849.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,265.94 : 494,201.66 = 223,896.66 : x
  2. Step 2: Convert to fraction form
    358,265.94/494,201.66 = 223,896.66/x
  3. Step 3: Cross multiply
    358,265.94x = 494,201.66 × 223,896.66
  4. Step 4: Simplify right side
    358,265.94x = 110,650,098,067.72
  5. Step 5: Solve for x
    x = 110,650,098,067.72/358,265.94
  6. Step 6: Final answer
    x = 308,849.06

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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.