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Finding the Fourth Proportional to 322,604, 445,193.52 and 181,292

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Solution

The fourth proportional to 322,604, 445,193.52 and 181,292 is: 250,182.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,604 : 445,193.52 = 181,292 : x
  2. Step 2: Convert to fraction form
    322,604/445,193.52 = 181,292/x
  3. Step 3: Cross multiply
    322,604x = 445,193.52 × 181,292
  4. Step 4: Simplify right side
    322,604x = 80,710,023,627.84
  5. Step 5: Solve for x
    x = 80,710,023,627.84/322,604
  6. Step 6: Final answer
    x = 250,182.96

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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.