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Finding the Fourth Proportional to 344,622.07, 475,550.89 and 191,660.56

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Solution

The fourth proportional to 344,622.07, 475,550.89 and 191,660.56 is: 264,476.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,622.07 : 475,550.89 = 191,660.56 : x
  2. Step 2: Convert to fraction form
    344,622.07/475,550.89 = 191,660.56/x
  3. Step 3: Cross multiply
    344,622.07x = 475,550.89 × 191,660.56
  4. Step 4: Simplify right side
    344,622.07x = 91,144,347,508.14
  5. Step 5: Solve for x
    x = 91,144,347,508.14/344,622.07
  6. Step 6: Final answer
    x = 264,476.23

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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.