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Finding the Fourth Proportional to 344,908.26, 475,963.62 and 191,944

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Solution

The fourth proportional to 344,908.26, 475,963.62 and 191,944 is: 264,877.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,908.26 : 475,963.62 = 191,944 : x
  2. Step 2: Convert to fraction form
    344,908.26/475,963.62 = 191,944/x
  3. Step 3: Cross multiply
    344,908.26x = 475,963.62 × 191,944
  4. Step 4: Simplify right side
    344,908.26x = 91,358,361,077.28
  5. Step 5: Solve for x
    x = 91,358,361,077.28/344,908.26
  6. Step 6: Final answer
    x = 264,877.28

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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.