Finding the Fourth Proportional to 352,986.89, 487,125.68 and 191,841.95
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Solution
The fourth proportional to 352,986.89, 487,125.68 and 191,841.95 is: 264,743.94
Step by Step Solution
- Step 1: Write the proportion equation
352,986.89 : 487,125.68 = 191,841.95 : x - Step 2: Convert to fraction form
352,986.89/487,125.68 = 191,841.95/x - Step 3: Cross multiply
352,986.89x = 487,125.68 × 191,841.95 - Step 4: Simplify right side
352,986.89x = 93,451,136,951.44 - Step 5: Solve for x
x = 93,451,136,951.44/352,986.89 - Step 6: Final answer
x = 264,743.94
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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.