Finding the Fourth Proportional to 467,683.67, 645,578.97 and 306,549.10
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Solution
The fourth proportional to 467,683.67, 645,578.97 and 306,549.10 is: 423,152.80
Step by Step Solution
- Step 1: Write the proportion equation
467,683.67 : 645,578.97 = 306,549.10 : x - Step 2: Convert to fraction form
467,683.67/645,578.97 = 306,549.10/x - Step 3: Cross multiply
467,683.67x = 645,578.97 × 306,549.10 - Step 4: Simplify right side
467,683.67x = 197,901,650,618.48 - Step 5: Solve for x
x = 197,901,650,618.48/467,683.67 - Step 6: Final answer
x = 423,152.80
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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.