Finding the Fourth Proportional to 902,887.23, 1,245,957.41 and 494,975.13
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Solution
The fourth proportional to 902,887.23, 1,245,957.41 and 494,975.13 is: 683,050.89
Step by Step Solution
- Step 1: Write the proportion equation
902,887.23 : 1,245,957.41 = 494,975.13 : x - Step 2: Convert to fraction form
902,887.23/1,245,957.41 = 494,975.13/x - Step 3: Cross multiply
902,887.23x = 1,245,957.41 × 494,975.13 - Step 4: Simplify right side
902,887.23x = 616,717,924,770.08 - Step 5: Solve for x
x = 616,717,924,770.08/902,887.23 - Step 6: Final answer
x = 683,050.89
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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.