Finding the Fourth Proportional to 614,796.57, 921,561.42 and 235,629.09
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Solution
The fourth proportional to 614,796.57, 921,561.42 and 235,629.09 is: 353,200.86
Step by Step Solution
- Step 1: Write the proportion equation
614,796.57 : 921,561.42 = 235,629.09 : x - Step 2: Convert to fraction form
614,796.57/921,561.42 = 235,629.09/x - Step 3: Cross multiply
614,796.57x = 921,561.42 × 235,629.09 - Step 4: Simplify right side
614,796.57x = 217,146,678,773.71 - Step 5: Solve for x
x = 217,146,678,773.71/614,796.57 - Step 6: Final answer
x = 353,200.86
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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.