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Finding the Fourth Proportional to 477,546.48, 659,062.42 and 273,624.44

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Solution

The fourth proportional to 477,546.48, 659,062.42 and 273,624.44 is: 377,629.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,546.48 : 659,062.42 = 273,624.44 : x
  2. Step 2: Convert to fraction form
    477,546.48/659,062.42 = 273,624.44/x
  3. Step 3: Cross multiply
    477,546.48x = 659,062.42 × 273,624.44
  4. Step 4: Simplify right side
    477,546.48x = 180,335,585,597.55
  5. Step 5: Solve for x
    x = 180,335,585,597.55/477,546.48
  6. Step 6: Final answer
    x = 377,629.39

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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.