Finding the Fourth Proportional to 384,531.84, 576,864.18 and 171,375.48
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Solution
The fourth proportional to 384,531.84, 576,864.18 and 171,375.48 is: 257,092.82
Step by Step Solution
- Step 1: Write the proportion equation
384,531.84 : 576,864.18 = 171,375.48 : x - Step 2: Convert to fraction form
384,531.84/576,864.18 = 171,375.48/x - Step 3: Cross multiply
384,531.84x = 576,864.18 × 171,375.48 - Step 4: Simplify right side
384,531.84x = 98,860,375,742.31 - Step 5: Solve for x
x = 98,860,375,742.31/384,531.84 - Step 6: Final answer
x = 257,092.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.