Finding the Fourth Proportional to 612,272.42, 844,946.08 and 336,641.94
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Solution
The fourth proportional to 612,272.42, 844,946.08 and 336,641.94 is: 464,571.45
Step by Step Solution
- Step 1: Write the proportion equation
612,272.42 : 844,946.08 = 336,641.94 : x - Step 2: Convert to fraction form
612,272.42/844,946.08 = 336,641.94/x - Step 3: Cross multiply
612,272.42x = 844,946.08 × 336,641.94 - Step 4: Simplify right side
612,272.42x = 284,444,287,566.60 - Step 5: Solve for x
x = 284,444,287,566.60/612,272.42 - Step 6: Final answer
x = 464,571.45
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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.