Finding the Fourth Proportional to 353,755.08, 488,190.76 and 192,618.95
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Solution
The fourth proportional to 353,755.08, 488,190.76 and 192,618.95 is: 265,818.91
Step by Step Solution
- Step 1: Write the proportion equation
353,755.08 : 488,190.76 = 192,618.95 : x - Step 2: Convert to fraction form
353,755.08/488,190.76 = 192,618.95/x - Step 3: Cross multiply
353,755.08x = 488,190.76 × 192,618.95 - Step 4: Simplify right side
353,755.08x = 94,034,788,668.40 - Step 5: Solve for x
x = 94,034,788,668.40/353,755.08 - Step 6: Final answer
x = 265,818.91
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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.