Finding the Fourth Proportional to 243,916.41, 365,874.62 and 160,790.97
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Solution
The fourth proportional to 243,916.41, 365,874.62 and 160,790.97 is: 241,186.46
Step by Step Solution
- Step 1: Write the proportion equation
243,916.41 : 365,874.62 = 160,790.97 : x - Step 2: Convert to fraction form
243,916.41/365,874.62 = 160,790.97/x - Step 3: Cross multiply
243,916.41x = 365,874.62 × 160,790.97 - Step 4: Simplify right side
243,916.41x = 58,829,335,048.18 - Step 5: Solve for x
x = 58,829,335,048.18/243,916.41 - Step 6: Final answer
x = 241,186.46
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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.