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Finding the Fourth Proportional to 254,604, 381,906 and 88,392

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Solution

The fourth proportional to 254,604, 381,906 and 88,392 is: 132,588

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,604 : 381,906 = 88,392 : x
  2. Step 2: Convert to fraction form
    254,604/381,906 = 88,392/x
  3. Step 3: Cross multiply
    254,604x = 381,906 × 88,392
  4. Step 4: Simplify right side
    254,604x = 33,757,435,152
  5. Step 5: Solve for x
    x = 33,757,435,152/254,604
  6. Step 6: Final answer
    x = 132,588

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