Finding the Fourth Proportional to 341,969.08, 471,974.73 and 231,537.64
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Solution
The fourth proportional to 341,969.08, 471,974.73 and 231,537.64 is: 319,560.80
Step by Step Solution
- Step 1: Write the proportion equation
341,969.08 : 471,974.73 = 231,537.64 : x - Step 2: Convert to fraction form
341,969.08/471,974.73 = 231,537.64/x - Step 3: Cross multiply
341,969.08x = 471,974.73 × 231,537.64 - Step 4: Simplify right side
341,969.08x = 109,279,912,763.96 - Step 5: Solve for x
x = 109,279,912,763.96/341,969.08 - Step 6: Final answer
x = 319,560.80
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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.