Home / 965,725.60-1,448,761.20-404,816.80

Finding the Fourth Proportional to 965,725.60, 1,448,761.20 and 404,816.80

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Solution

The fourth proportional to 965,725.60, 1,448,761.20 and 404,816.80 is: 607,297.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,725.60 : 1,448,761.20 = 404,816.80 : x
  2. Step 2: Convert to fraction form
    965,725.60/1,448,761.20 = 404,816.80/x
  3. Step 3: Cross multiply
    965,725.60x = 1,448,761.20 × 404,816.80
  4. Step 4: Simplify right side
    965,725.60x = 586,482,872,948.16
  5. Step 5: Solve for x
    x = 586,482,872,948.16/965,725.60
  6. Step 6: Final answer
    x = 607,297.64

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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.