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Finding the Fourth Proportional to 362,468.09, 543,563.56 and 119,252.56

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Solution

The fourth proportional to 362,468.09, 543,563.56 and 119,252.56 is: 178,833.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,468.09 : 543,563.56 = 119,252.56 : x
  2. Step 2: Convert to fraction form
    362,468.09/543,563.56 = 119,252.56/x
  3. Step 3: Cross multiply
    362,468.09x = 543,563.56 × 119,252.56
  4. Step 4: Simplify right side
    362,468.09x = 64,821,346,052.71
  5. Step 5: Solve for x
    x = 64,821,346,052.71/362,468.09
  6. Step 6: Final answer
    x = 178,833.25

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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.