Finding the Fourth Proportional to 431,204.30, 590,752.02 and 415,042.99
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Solution
The fourth proportional to 431,204.30, 590,752.02 and 415,042.99 is: 568,610.94
Step by Step Solution
- Step 1: Write the proportion equation
431,204.30 : 590,752.02 = 415,042.99 : x - Step 2: Convert to fraction form
431,204.30/590,752.02 = 415,042.99/x - Step 3: Cross multiply
431,204.30x = 590,752.02 × 415,042.99 - Step 4: Simplify right side
431,204.30x = 245,187,482,654.13 - Step 5: Solve for x
x = 245,187,482,654.13/431,204.30 - Step 6: Final answer
x = 568,610.94
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.