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Finding the Fourth Proportional to 271,804.40, 407,706.60 and 246,872.60

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Solution

The fourth proportional to 271,804.40, 407,706.60 and 246,872.60 is: 370,308.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,804.40 : 407,706.60 = 246,872.60 : x
  2. Step 2: Convert to fraction form
    271,804.40/407,706.60 = 246,872.60/x
  3. Step 3: Cross multiply
    271,804.40x = 407,706.60 × 246,872.60
  4. Step 4: Simplify right side
    271,804.40x = 100,651,588,379.16
  5. Step 5: Solve for x
    x = 100,651,588,379.16/271,804.40
  6. Step 6: Final answer
    x = 370,308.90

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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.