Finding the Fourth Proportional to 468,654.88, 646,738.68 and 264,706.20
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Solution
The fourth proportional to 468,654.88, 646,738.68 and 264,706.20 is: 365,291.70
Step by Step Solution
- Step 1: Write the proportion equation
468,654.88 : 646,738.68 = 264,706.20 : x - Step 2: Convert to fraction form
468,654.88/646,738.68 = 264,706.20/x - Step 3: Cross multiply
468,654.88x = 646,738.68 × 264,706.20 - Step 4: Simplify right side
468,654.88x = 171,195,738,375.82 - Step 5: Solve for x
x = 171,195,738,375.82/468,654.88 - Step 6: Final answer
x = 365,291.70
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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.