Home / 1,022,257.25-1,410,724.65-563,388.60

Finding the Fourth Proportional to 1,022,257.25, 1,410,724.65 and 563,388.60

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Solution

The fourth proportional to 1,022,257.25, 1,410,724.65 and 563,388.60 is: 777,481.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,257.25 : 1,410,724.65 = 563,388.60 : x
  2. Step 2: Convert to fraction form
    1,022,257.25/1,410,724.65 = 563,388.60/x
  3. Step 3: Cross multiply
    1,022,257.25x = 1,410,724.65 × 563,388.60
  4. Step 4: Simplify right side
    1,022,257.25x = 794,786,185,548.99
  5. Step 5: Solve for x
    x = 794,786,185,548.99/1,022,257.25
  6. Step 6: Final answer
    x = 777,481.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.