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Finding the Fourth Proportional to 536,243.09, 804,363.92 and 136,883.93

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Solution

The fourth proportional to 536,243.09, 804,363.92 and 136,883.93 is: 205,325.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,243.09 : 804,363.92 = 136,883.93 : x
  2. Step 2: Convert to fraction form
    536,243.09/804,363.92 = 136,883.93/x
  3. Step 3: Cross multiply
    536,243.09x = 804,363.92 × 136,883.93
  4. Step 4: Simplify right side
    536,243.09x = 110,104,490,326.88
  5. Step 5: Solve for x
    x = 110,104,490,326.88/536,243.09
  6. Step 6: Final answer
    x = 205,325.71

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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.