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Finding the Fourth Proportional to 484,804.60, 726,947.70 and 204,004.60

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Solution

The fourth proportional to 484,804.60, 726,947.70 and 204,004.60 is: 305,897.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,804.60 : 726,947.70 = 204,004.60 : x
  2. Step 2: Convert to fraction form
    484,804.60/726,947.70 = 204,004.60/x
  3. Step 3: Cross multiply
    484,804.60x = 726,947.70 × 204,004.60
  4. Step 4: Simplify right side
    484,804.60x = 148,300,674,759.42
  5. Step 5: Solve for x
    x = 148,300,674,759.42/484,804.60
  6. Step 6: Final answer
    x = 305,897.83

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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.