Home / 965,476.80-1,448,906.40-404,913.60

Finding the Fourth Proportional to 965,476.80, 1,448,906.40 and 404,913.60

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Solution

The fourth proportional to 965,476.80, 1,448,906.40 and 404,913.60 is: 607,660.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,476.80 : 1,448,906.40 = 404,913.60 : x
  2. Step 2: Convert to fraction form
    965,476.80/1,448,906.40 = 404,913.60/x
  3. Step 3: Cross multiply
    965,476.80x = 1,448,906.40 × 404,913.60
  4. Step 4: Simplify right side
    965,476.80x = 586,681,906,487.04
  5. Step 5: Solve for x
    x = 586,681,906,487.04/965,476.80
  6. Step 6: Final answer
    x = 607,660.28

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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.