Home / 801,056.94-1,105,486.64-438,481.03

Finding the Fourth Proportional to 801,056.94, 1,105,486.64 and 438,481.03

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Solution

The fourth proportional to 801,056.94, 1,105,486.64 and 438,481.03 is: 605,119.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,056.94 : 1,105,486.64 = 438,481.03 : x
  2. Step 2: Convert to fraction form
    801,056.94/1,105,486.64 = 438,481.03/x
  3. Step 3: Cross multiply
    801,056.94x = 1,105,486.64 × 438,481.03
  4. Step 4: Simplify right side
    801,056.94x = 484,734,920,558.44
  5. Step 5: Solve for x
    x = 484,734,920,558.44/801,056.94
  6. Step 6: Final answer
    x = 605,119.18

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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.