Finding the Fourth Proportional to 334,509.11, 461,605.73 and 198,548.99
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Solution
The fourth proportional to 334,509.11, 461,605.73 and 198,548.99 is: 273,987.60
Step by Step Solution
- Step 1: Write the proportion equation
334,509.11 : 461,605.73 = 198,548.99 : x - Step 2: Convert to fraction form
334,509.11/461,605.73 = 198,548.99/x - Step 3: Cross multiply
334,509.11x = 461,605.73 × 198,548.99 - Step 4: Simplify right side
334,509.11x = 91,651,348,168.94 - Step 5: Solve for x
x = 91,651,348,168.94/334,509.11 - Step 6: Final answer
x = 273,987.60
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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.