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Finding the Fourth Proportional to 244,802.72, 366,908.79 and 126,409.52

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Solution

The fourth proportional to 244,802.72, 366,908.79 and 126,409.52 is: 189,461.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,802.72 : 366,908.79 = 126,409.52 : x
  2. Step 2: Convert to fraction form
    244,802.72/366,908.79 = 126,409.52/x
  3. Step 3: Cross multiply
    244,802.72x = 366,908.79 × 126,409.52
  4. Step 4: Simplify right side
    244,802.72x = 46,380,764,027.68
  5. Step 5: Solve for x
    x = 46,380,764,027.68/244,802.72
  6. Step 6: Final answer
    x = 189,461.80

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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.