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Finding the Fourth Proportional to 453,843.44, 680,839.04 and 134,027.64

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Solution

The fourth proportional to 453,843.44, 680,839.04 and 134,027.64 is: 201,063.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,843.44 : 680,839.04 = 134,027.64 : x
  2. Step 2: Convert to fraction form
    453,843.44/680,839.04 = 134,027.64/x
  3. Step 3: Cross multiply
    453,843.44x = 680,839.04 × 134,027.64
  4. Step 4: Simplify right side
    453,843.44x = 91,251,249,751.07
  5. Step 5: Solve for x
    x = 91,251,249,751.07/453,843.44
  6. Step 6: Final answer
    x = 201,063.28

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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.