Finding the Fourth Proportional to 317,752.75, 438,537.71 and 183,616.75
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Solution
The fourth proportional to 317,752.75, 438,537.71 and 183,616.75 is: 253,413.60
Step by Step Solution
- Step 1: Write the proportion equation
317,752.75 : 438,537.71 = 183,616.75 : x - Step 2: Convert to fraction form
317,752.75/438,537.71 = 183,616.75/x - Step 3: Cross multiply
317,752.75x = 438,537.71 × 183,616.75 - Step 4: Simplify right side
317,752.75x = 80,522,869,062.64 - Step 5: Solve for x
x = 80,522,869,062.64/317,752.75 - Step 6: Final answer
x = 253,413.60
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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.