Finding the Fourth Proportional to 238,257.72, 327,750.84 and 199,285.92
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Solution
The fourth proportional to 238,257.72, 327,750.84 and 199,285.92 is: 274,140.66
Step by Step Solution
- Step 1: Write the proportion equation
238,257.72 : 327,750.84 = 199,285.92 : x - Step 2: Convert to fraction form
238,257.72/327,750.84 = 199,285.92/x - Step 3: Cross multiply
238,257.72x = 327,750.84 × 199,285.92 - Step 4: Simplify right side
238,257.72x = 65,316,127,680.17 - Step 5: Solve for x
x = 65,316,127,680.17/238,257.72 - Step 6: Final answer
x = 274,140.66
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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.