Finding the Fourth Proportional to 424,272.42, 635,988.26 and 199,230.00
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Solution
The fourth proportional to 424,272.42, 635,988.26 and 199,230.00 is: 298,647.61
Step by Step Solution
- Step 1: Write the proportion equation
424,272.42 : 635,988.26 = 199,230.00 : x - Step 2: Convert to fraction form
424,272.42/635,988.26 = 199,230.00/x - Step 3: Cross multiply
424,272.42x = 635,988.26 × 199,230.00 - Step 4: Simplify right side
424,272.42x = 126,707,943,398.40 - Step 5: Solve for x
x = 126,707,943,398.40/424,272.42 - Step 6: Final answer
x = 298,647.61
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.