Home / 965,288.80-1,448,624.40-404,725.60

Finding the Fourth Proportional to 965,288.80, 1,448,624.40 and 404,725.60

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Solution

The fourth proportional to 965,288.80, 1,448,624.40 and 404,725.60 is: 607,378.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,288.80 : 1,448,624.40 = 404,725.60 : x
  2. Step 2: Convert to fraction form
    965,288.80/1,448,624.40 = 404,725.60/x
  3. Step 3: Cross multiply
    965,288.80x = 1,448,624.40 × 404,725.60
  4. Step 4: Simplify right side
    965,288.80x = 586,295,379,464.64
  5. Step 5: Solve for x
    x = 586,295,379,464.64/965,288.80
  6. Step 6: Final answer
    x = 607,378.21

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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.