Home / 350,572.64-483,815.56-199,669.60

Finding the Fourth Proportional to 350,572.64, 483,815.56 and 199,669.60

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Solution

The fourth proportional to 350,572.64, 483,815.56 and 199,669.60 is: 275,558.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,572.64 : 483,815.56 = 199,669.60 : x
  2. Step 2: Convert to fraction form
    350,572.64/483,815.56 = 199,669.60/x
  3. Step 3: Cross multiply
    350,572.64x = 483,815.56 × 199,669.60
  4. Step 4: Simplify right side
    350,572.64x = 96,603,259,338.98
  5. Step 5: Solve for x
    x = 96,603,259,338.98/350,572.64
  6. Step 6: Final answer
    x = 275,558.47

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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.