Finding the Fourth Proportional to 395,819.92, 593,879.33 and 238,159.09
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Solution
The fourth proportional to 395,819.92, 593,879.33 and 238,159.09 is: 357,328.56
Step by Step Solution
- Step 1: Write the proportion equation
395,819.92 : 593,879.33 = 238,159.09 : x - Step 2: Convert to fraction form
395,819.92/593,879.33 = 238,159.09/x - Step 3: Cross multiply
395,819.92x = 593,879.33 × 238,159.09 - Step 4: Simplify right side
395,819.92x = 141,437,760,802.61 - Step 5: Solve for x
x = 141,437,760,802.61/395,819.92 - Step 6: Final answer
x = 357,328.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.