Finding the Fourth Proportional to 887,029.20, 1,330,252.20 and 325,990.80
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Solution
The fourth proportional to 887,029.20, 1,330,252.20 and 325,990.80 is: 488,879.03
Step by Step Solution
- Step 1: Write the proportion equation
887,029.20 : 1,330,252.20 = 325,990.80 : x - Step 2: Convert to fraction form
887,029.20/1,330,252.20 = 325,990.80/x - Step 3: Cross multiply
887,029.20x = 1,330,252.20 × 325,990.80 - Step 4: Simplify right side
887,029.20x = 433,649,978,879.76 - Step 5: Solve for x
x = 433,649,978,879.76/887,029.20 - Step 6: Final answer
x = 488,879.03
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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.