Home / 965,288.20-1,448,450.70-404,379.40

Finding the Fourth Proportional to 965,288.20, 1,448,450.70 and 404,379.40

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Solution

The fourth proportional to 965,288.20, 1,448,450.70 and 404,379.40 is: 606,786.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,288.20 : 1,448,450.70 = 404,379.40 : x
  2. Step 2: Convert to fraction form
    965,288.20/1,448,450.70 = 404,379.40/x
  3. Step 3: Cross multiply
    965,288.20x = 1,448,450.70 × 404,379.40
  4. Step 4: Simplify right side
    965,288.20x = 585,723,624,995.58
  5. Step 5: Solve for x
    x = 585,723,624,995.58/965,288.20
  6. Step 6: Final answer
    x = 606,786.27

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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.