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Finding the Fourth Proportional to 341,038.54, 470,625.36 and 188,072.36

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Solution

The fourth proportional to 341,038.54, 470,625.36 and 188,072.36 is: 259,535.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,038.54 : 470,625.36 = 188,072.36 : x
  2. Step 2: Convert to fraction form
    341,038.54/470,625.36 = 188,072.36/x
  3. Step 3: Cross multiply
    341,038.54x = 470,625.36 × 188,072.36
  4. Step 4: Simplify right side
    341,038.54x = 88,511,622,131.05
  5. Step 5: Solve for x
    x = 88,511,622,131.05/341,038.54
  6. Step 6: Final answer
    x = 259,535.55

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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.