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Finding the Fourth Proportional to 416,844.32, 575,035.44 and 273,584.48

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Solution

The fourth proportional to 416,844.32, 575,035.44 and 273,584.48 is: 377,408.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,844.32 : 575,035.44 = 273,584.48 : x
  2. Step 2: Convert to fraction form
    416,844.32/575,035.44 = 273,584.48/x
  3. Step 3: Cross multiply
    416,844.32x = 575,035.44 × 273,584.48
  4. Step 4: Simplify right side
    416,844.32x = 157,320,771,833.97
  5. Step 5: Solve for x
    x = 157,320,771,833.97/416,844.32
  6. Step 6: Final answer
    x = 377,408.94

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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.