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Finding the Fourth Proportional to 244,424.40, 366,928.20 and 137,893.20

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Solution

The fourth proportional to 244,424.40, 366,928.20 and 137,893.20 is: 207,004.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,424.40 : 366,928.20 = 137,893.20 : x
  2. Step 2: Convert to fraction form
    244,424.40/366,928.20 = 137,893.20/x
  3. Step 3: Cross multiply
    244,424.40x = 366,928.20 × 137,893.20
  4. Step 4: Simplify right side
    244,424.40x = 50,596,903,668.24
  5. Step 5: Solve for x
    x = 50,596,903,668.24/244,424.40
  6. Step 6: Final answer
    x = 207,004.31

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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.