Finding the Fourth Proportional to 353,920.26, 488,516.68 and 240,808.62
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Solution
The fourth proportional to 353,920.26, 488,516.68 and 240,808.62 is: 332,388.51
Step by Step Solution
- Step 1: Write the proportion equation
353,920.26 : 488,516.68 = 240,808.62 : x - Step 2: Convert to fraction form
353,920.26/488,516.68 = 240,808.62/x - Step 3: Cross multiply
353,920.26x = 488,516.68 × 240,808.62 - Step 4: Simplify right side
353,920.26x = 117,639,027,557.78 - Step 5: Solve for x
x = 117,639,027,557.78/353,920.26 - Step 6: Final answer
x = 332,388.51
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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.