Finding the Fourth Proportional to 397,234.08, 548,359.74 and 236,141.28
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Solution
The fourth proportional to 397,234.08, 548,359.74 and 236,141.28 is: 325,980.01
Step by Step Solution
- Step 1: Write the proportion equation
397,234.08 : 548,359.74 = 236,141.28 : x - Step 2: Convert to fraction form
397,234.08/548,359.74 = 236,141.28/x - Step 3: Cross multiply
397,234.08x = 548,359.74 × 236,141.28 - Step 4: Simplify right side
397,234.08x = 129,490,370,904.07 - Step 5: Solve for x
x = 129,490,370,904.07/397,234.08 - Step 6: Final answer
x = 325,980.01
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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.