Finding the Fourth Proportional to 424,305.36, 585,543.48 and 233,331.12
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Solution
The fourth proportional to 424,305.36, 585,543.48 and 233,331.12 is: 321,998.09
Step by Step Solution
- Step 1: Write the proportion equation
424,305.36 : 585,543.48 = 233,331.12 : x - Step 2: Convert to fraction form
424,305.36/585,543.48 = 233,331.12/x - Step 3: Cross multiply
424,305.36x = 585,543.48 × 233,331.12 - Step 4: Simplify right side
424,305.36x = 136,625,515,997.10 - Step 5: Solve for x
x = 136,625,515,997.10/424,305.36 - Step 6: Final answer
x = 321,998.09
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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.