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Finding the Fourth Proportional to 536,301.64, 804,451.99 and 136,942.48

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Solution

The fourth proportional to 536,301.64, 804,451.99 and 136,942.48 is: 205,413.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,301.64 : 804,451.99 = 136,942.48 : x
  2. Step 2: Convert to fraction form
    536,301.64/804,451.99 = 136,942.48/x
  3. Step 3: Cross multiply
    536,301.64x = 804,451.99 × 136,942.48
  4. Step 4: Simplify right side
    536,301.64x = 110,163,645,844.56
  5. Step 5: Solve for x
    x = 110,163,645,844.56/536,301.64
  6. Step 6: Final answer
    x = 205,413.59

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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.