Finding the Fourth Proportional to 727,031.44, 1,090,769.73 and 372,296.62
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Solution
The fourth proportional to 727,031.44, 1,090,769.73 and 372,296.62 is: 558,558.90
Step by Step Solution
- Step 1: Write the proportion equation
727,031.44 : 1,090,769.73 = 372,296.62 : x - Step 2: Convert to fraction form
727,031.44/1,090,769.73 = 372,296.62/x - Step 3: Cross multiply
727,031.44x = 1,090,769.73 × 372,296.62 - Step 4: Simplify right side
727,031.44x = 406,089,883,677.31 - Step 5: Solve for x
x = 406,089,883,677.31/727,031.44 - Step 6: Final answer
x = 558,558.90
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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.