Finding the Fourth Proportional to 331,544.96, 457,570.93 and 186,350.94
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Solution
The fourth proportional to 331,544.96, 457,570.93 and 186,350.94 is: 257,186.16
Step by Step Solution
- Step 1: Write the proportion equation
331,544.96 : 457,570.93 = 186,350.94 : x - Step 2: Convert to fraction form
331,544.96/457,570.93 = 186,350.94/x - Step 3: Cross multiply
331,544.96x = 457,570.93 × 186,350.94 - Step 4: Simplify right side
331,544.96x = 85,268,772,456.30 - Step 5: Solve for x
x = 85,268,772,456.30/331,544.96 - Step 6: Final answer
x = 257,186.16
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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.