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Finding the Fourth Proportional to 322,946.94, 484,453.44 and 123,435.27

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Solution

The fourth proportional to 322,946.94, 484,453.44 and 123,435.27 is: 185,165.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,946.94 : 484,453.44 = 123,435.27 : x
  2. Step 2: Convert to fraction form
    322,946.94/484,453.44 = 123,435.27/x
  3. Step 3: Cross multiply
    322,946.94x = 484,453.44 × 123,435.27
  4. Step 4: Simplify right side
    322,946.94x = 59,798,641,168.83
  5. Step 5: Solve for x
    x = 59,798,641,168.83/322,946.94
  6. Step 6: Final answer
    x = 185,165.53

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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.