Home / 1,097,321.58-1,645,816.05-298,665.36

Finding the Fourth Proportional to 1,097,321.58, 1,645,816.05 and 298,665.36

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Solution

The fourth proportional to 1,097,321.58, 1,645,816.05 and 298,665.36 is: 447,952.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,321.58 : 1,645,816.05 = 298,665.36 : x
  2. Step 2: Convert to fraction form
    1,097,321.58/1,645,816.05 = 298,665.36/x
  3. Step 3: Cross multiply
    1,097,321.58x = 1,645,816.05 × 298,665.36
  4. Step 4: Simplify right side
    1,097,321.58x = 491,548,243,067.03
  5. Step 5: Solve for x
    x = 491,548,243,067.03/1,097,321.58
  6. Step 6: Final answer
    x = 447,952.77

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Double scale
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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.