Finding the Fourth Proportional to 345,382.24, 476,445.04 and 237,765.44
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Solution
The fourth proportional to 345,382.24, 476,445.04 and 237,765.44 is: 327,990.71
Step by Step Solution
- Step 1: Write the proportion equation
345,382.24 : 476,445.04 = 237,765.44 : x - Step 2: Convert to fraction form
345,382.24/476,445.04 = 237,765.44/x - Step 3: Cross multiply
345,382.24x = 476,445.04 × 237,765.44 - Step 4: Simplify right side
345,382.24x = 113,282,164,571.42 - Step 5: Solve for x
x = 113,282,164,571.42/345,382.24 - Step 6: Final answer
x = 327,990.71
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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.