Home / 628,724.93-942,558.39-273,471.38

Finding the Fourth Proportional to 628,724.93, 942,558.39 and 273,471.38

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Solution

The fourth proportional to 628,724.93, 942,558.39 and 273,471.38 is: 409,976.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,724.93 : 942,558.39 = 273,471.38 : x
  2. Step 2: Convert to fraction form
    628,724.93/942,558.39 = 273,471.38/x
  3. Step 3: Cross multiply
    628,724.93x = 942,558.39 × 273,471.38
  4. Step 4: Simplify right side
    628,724.93x = 257,762,743,643.88
  5. Step 5: Solve for x
    x = 257,762,743,643.88/628,724.93
  6. Step 6: Final answer
    x = 409,976.97

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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.