Finding the Fourth Proportional to 341,078.14, 511,325.52 and 130,866.94
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Solution
The fourth proportional to 341,078.14, 511,325.52 and 130,866.94 is: 196,188.49
Step by Step Solution
- Step 1: Write the proportion equation
341,078.14 : 511,325.52 = 130,866.94 : x - Step 2: Convert to fraction form
341,078.14/511,325.52 = 130,866.94/x - Step 3: Cross multiply
341,078.14x = 511,325.52 × 130,866.94 - Step 4: Simplify right side
341,078.14x = 66,915,606,146.31 - Step 5: Solve for x
x = 66,915,606,146.31/341,078.14 - Step 6: Final answer
x = 196,188.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.