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Finding the Fourth Proportional to 344,448.96, 475,347.49 and 191,481.27

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Solution

The fourth proportional to 344,448.96, 475,347.49 and 191,481.27 is: 264,248.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,448.96 : 475,347.49 = 191,481.27 : x
  2. Step 2: Convert to fraction form
    344,448.96/475,347.49 = 191,481.27/x
  3. Step 3: Cross multiply
    344,448.96x = 475,347.49 × 191,481.27
  4. Step 4: Simplify right side
    344,448.96x = 91,020,138,815.26
  5. Step 5: Solve for x
    x = 91,020,138,815.26/344,448.96
  6. Step 6: Final answer
    x = 264,248.55

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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.