Finding the Fourth Proportional to 902,769.52, 1,354,243.62 and 334,302.28
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Solution
The fourth proportional to 902,769.52, 1,354,243.62 and 334,302.28 is: 501,486.50
Step by Step Solution
- Step 1: Write the proportion equation
902,769.52 : 1,354,243.62 = 334,302.28 : x - Step 2: Convert to fraction form
902,769.52/1,354,243.62 = 334,302.28/x - Step 3: Cross multiply
902,769.52x = 1,354,243.62 × 334,302.28 - Step 4: Simplify right side
902,769.52x = 452,726,729,841.45 - Step 5: Solve for x
x = 452,726,729,841.45/902,769.52 - Step 6: Final answer
x = 501,486.50
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1.5x scale
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.