Finding the Fourth Proportional to 341,305.72, 511,939.44 and 104,647.75
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Solution
The fourth proportional to 341,305.72, 511,939.44 and 104,647.75 is: 156,965.75
Step by Step Solution
- Step 1: Write the proportion equation
341,305.72 : 511,939.44 = 104,647.75 : x - Step 2: Convert to fraction form
341,305.72/511,939.44 = 104,647.75/x - Step 3: Cross multiply
341,305.72x = 511,939.44 × 104,647.75 - Step 4: Simplify right side
341,305.72x = 53,573,309,252.41 - Step 5: Solve for x
x = 53,573,309,252.41/341,305.72 - Step 6: Final answer
x = 156,965.75
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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.