Finding the Fourth Proportional to 353,893.08, 488,369.94 and 192,747.63
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Solution
The fourth proportional to 353,893.08, 488,369.94 and 192,747.63 is: 265,990.36
Step by Step Solution
- Step 1: Write the proportion equation
353,893.08 : 488,369.94 = 192,747.63 : x - Step 2: Convert to fraction form
353,893.08/488,369.94 = 192,747.63/x - Step 3: Cross multiply
353,893.08x = 488,369.94 × 192,747.63 - Step 4: Simplify right side
353,893.08x = 94,132,148,498.24 - Step 5: Solve for x
x = 94,132,148,498.24/353,893.08 - Step 6: Final answer
x = 265,990.36
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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.