Home / 1,550,628.36-2,325,940.72-485,753.36

Finding the Fourth Proportional to 1,550,628.36, 2,325,940.72 and 485,753.36

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Solution

The fourth proportional to 1,550,628.36, 2,325,940.72 and 485,753.36 is: 728,629.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,550,628.36 : 2,325,940.72 = 485,753.36 : x
  2. Step 2: Convert to fraction form
    1,550,628.36/2,325,940.72 = 485,753.36/x
  3. Step 3: Cross multiply
    1,550,628.36x = 2,325,940.72 × 485,753.36
  4. Step 4: Simplify right side
    1,550,628.36x = 1,129,833,507,056.73
  5. Step 5: Solve for x
    x = 1,129,833,507,056.73/1,550,628.36
  6. Step 6: Final answer
    x = 728,629.46

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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.