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Finding the Fourth Proportional to 363,253.06, 544,857.66 and 135,504.82

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Solution

The fourth proportional to 363,253.06, 544,857.66 and 135,504.82 is: 203,249.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,253.06 : 544,857.66 = 135,504.82 : x
  2. Step 2: Convert to fraction form
    363,253.06/544,857.66 = 135,504.82/x
  3. Step 3: Cross multiply
    363,253.06x = 544,857.66 × 135,504.82
  4. Step 4: Simplify right side
    363,253.06x = 73,830,839,143.92
  5. Step 5: Solve for x
    x = 73,830,839,143.92/363,253.06
  6. Step 6: Final answer
    x = 203,249.05

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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.