Finding the Fourth Proportional to 699,566.76, 1,049,447.88 and 344,583.72
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Solution
The fourth proportional to 699,566.76, 1,049,447.88 and 344,583.72 is: 516,923.72
Step by Step Solution
- Step 1: Write the proportion equation
699,566.76 : 1,049,447.88 = 344,583.72 : x - Step 2: Convert to fraction form
699,566.76/1,049,447.88 = 344,583.72/x - Step 3: Cross multiply
699,566.76x = 1,049,447.88 × 344,583.72 - Step 4: Simplify right side
699,566.76x = 361,622,654,436.51 - Step 5: Solve for x
x = 361,622,654,436.51/699,566.76 - Step 6: Final answer
x = 516,923.72
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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.