Home / 1,431,738.48-2,147,558.04-366,789.36

Finding the Fourth Proportional to 1,431,738.48, 2,147,558.04 and 366,789.36

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Solution

The fourth proportional to 1,431,738.48, 2,147,558.04 and 366,789.36 is: 550,171.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,738.48 : 2,147,558.04 = 366,789.36 : x
  2. Step 2: Convert to fraction form
    1,431,738.48/2,147,558.04 = 366,789.36/x
  3. Step 3: Cross multiply
    1,431,738.48x = 2,147,558.04 × 366,789.36
  4. Step 4: Simplify right side
    1,431,738.48x = 787,701,439,054.45
  5. Step 5: Solve for x
    x = 787,701,439,054.45/1,431,738.48
  6. Step 6: Final answer
    x = 550,171.31

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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.