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Finding the Fourth Proportional to 802,992, 1,204,954.56 and 359,760

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Solution

The fourth proportional to 802,992, 1,204,954.56 and 359,760 is: 539,849.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,992 : 1,204,954.56 = 359,760 : x
  2. Step 2: Convert to fraction form
    802,992/1,204,954.56 = 359,760/x
  3. Step 3: Cross multiply
    802,992x = 1,204,954.56 × 359,760
  4. Step 4: Simplify right side
    802,992x = 433,494,452,505.60
  5. Step 5: Solve for x
    x = 433,494,452,505.60/802,992
  6. Step 6: Final answer
    x = 539,849.03

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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.