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Finding the Fourth Proportional to 366,984.62, 550,344.86 and 127,033.32

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Solution

The fourth proportional to 366,984.62, 550,344.86 and 127,033.32 is: 190,504.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,984.62 : 550,344.86 = 127,033.32 : x
  2. Step 2: Convert to fraction form
    366,984.62/550,344.86 = 127,033.32/x
  3. Step 3: Cross multiply
    366,984.62x = 550,344.86 × 127,033.32
  4. Step 4: Simplify right side
    366,984.62x = 69,912,137,330.30
  5. Step 5: Solve for x
    x = 69,912,137,330.30/366,984.62
  6. Step 6: Final answer
    x = 190,504.27

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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.