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Finding the Fourth Proportional to 332,666.63, 459,080.21 and 179,704.79

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Solution

The fourth proportional to 332,666.63, 459,080.21 and 179,704.79 is: 247,992.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,666.63 : 459,080.21 = 179,704.79 : x
  2. Step 2: Convert to fraction form
    332,666.63/459,080.21 = 179,704.79/x
  3. Step 3: Cross multiply
    332,666.63x = 459,080.21 × 179,704.79
  4. Step 4: Simplify right side
    332,666.63x = 82,498,911,832.68
  5. Step 5: Solve for x
    x = 82,498,911,832.68/332,666.63
  6. Step 6: Final answer
    x = 247,992.75

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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.