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Finding the Fourth Proportional to 488,840.94, 733,262.04 and 133,858.04

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Solution

The fourth proportional to 488,840.94, 733,262.04 and 133,858.04 is: 200,787.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,840.94 : 733,262.04 = 133,858.04 : x
  2. Step 2: Convert to fraction form
    488,840.94/733,262.04 = 133,858.04/x
  3. Step 3: Cross multiply
    488,840.94x = 733,262.04 × 133,858.04
  4. Step 4: Simplify right side
    488,840.94x = 98,153,015,814.49
  5. Step 5: Solve for x
    x = 98,153,015,814.49/488,840.94
  6. Step 6: Final answer
    x = 200,787.23

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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.