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Finding the Fourth Proportional to 341,717.52, 471,791.88 and 305,845.32

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Solution

The fourth proportional to 341,717.52, 471,791.88 and 305,845.32 is: 422,264.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,717.52 : 471,791.88 = 305,845.32 : x
  2. Step 2: Convert to fraction form
    341,717.52/471,791.88 = 305,845.32/x
  3. Step 3: Cross multiply
    341,717.52x = 471,791.88 × 305,845.32
  4. Step 4: Simplify right side
    341,717.52x = 144,295,338,512.00
  5. Step 5: Solve for x
    x = 144,295,338,512.00/341,717.52
  6. Step 6: Final answer
    x = 422,264.97

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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.