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Finding the Fourth Proportional to 481,861.04, 664,963.44 and 264,071.62

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Solution

The fourth proportional to 481,861.04, 664,963.44 and 264,071.62 is: 364,416.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,861.04 : 664,963.44 = 264,071.62 : x
  2. Step 2: Convert to fraction form
    481,861.04/664,963.44 = 264,071.62/x
  3. Step 3: Cross multiply
    481,861.04x = 664,963.44 × 264,071.62
  4. Step 4: Simplify right side
    481,861.04x = 175,597,972,841.57
  5. Step 5: Solve for x
    x = 175,597,972,841.57/481,861.04
  6. Step 6: Final answer
    x = 364,416.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.