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Finding the Fourth Proportional to 449,020.26, 672,947.19 and 182,470.52

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Solution

The fourth proportional to 449,020.26, 672,947.19 and 182,470.52 is: 273,468.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,020.26 : 672,947.19 = 182,470.52 : x
  2. Step 2: Convert to fraction form
    449,020.26/672,947.19 = 182,470.52/x
  3. Step 3: Cross multiply
    449,020.26x = 672,947.19 × 182,470.52
  4. Step 4: Simplify right side
    449,020.26x = 122,793,025,374.21
  5. Step 5: Solve for x
    x = 122,793,025,374.21/449,020.26
  6. Step 6: Final answer
    x = 273,468.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.