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Finding the Fourth Proportional to 332,992.59, 462,629.40 and 329,006.79

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Solution

The fourth proportional to 332,992.59, 462,629.40 and 329,006.79 is: 457,091.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,992.59 : 462,629.40 = 329,006.79 : x
  2. Step 2: Convert to fraction form
    332,992.59/462,629.40 = 329,006.79/x
  3. Step 3: Cross multiply
    332,992.59x = 462,629.40 × 329,006.79
  4. Step 4: Simplify right side
    332,992.59x = 152,208,213,853.63
  5. Step 5: Solve for x
    x = 152,208,213,853.63/332,992.59
  6. Step 6: Final answer
    x = 457,091.89

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.