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Finding the Fourth Proportional to 344,554.41, 475,511.64 and 206,738.48

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Solution

The fourth proportional to 344,554.41, 475,511.64 and 206,738.48 is: 285,315.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,554.41 : 475,511.64 = 206,738.48 : x
  2. Step 2: Convert to fraction form
    344,554.41/475,511.64 = 206,738.48/x
  3. Step 3: Cross multiply
    344,554.41x = 475,511.64 × 206,738.48
  4. Step 4: Simplify right side
    344,554.41x = 98,306,551,298.35
  5. Step 5: Solve for x
    x = 98,306,551,298.35/344,554.41
  6. Step 6: Final answer
    x = 285,315.03

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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.