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Finding the Fourth Proportional to 449,048.52, 672,989.56 and 182,498.84

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Solution

The fourth proportional to 449,048.52, 672,989.56 and 182,498.84 is: 273,511.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,048.52 : 672,989.56 = 182,498.84 : x
  2. Step 2: Convert to fraction form
    449,048.52/672,989.56 = 182,498.84/x
  3. Step 3: Cross multiply
    449,048.52x = 672,989.56 × 182,498.84
  4. Step 4: Simplify right side
    449,048.52x = 122,819,814,032.11
  5. Step 5: Solve for x
    x = 122,819,814,032.11/449,048.52
  6. Step 6: Final answer
    x = 273,511.23

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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.