Finding the Fourth Proportional to 306,790.64, 460,186.28 and 96,446.96
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Solution
The fourth proportional to 306,790.64, 460,186.28 and 96,446.96 is: 144,670.54
Step by Step Solution
- Step 1: Write the proportion equation
306,790.64 : 460,186.28 = 96,446.96 : x - Step 2: Convert to fraction form
306,790.64/460,186.28 = 96,446.96/x - Step 3: Cross multiply
306,790.64x = 460,186.28 × 96,446.96 - Step 4: Simplify right side
306,790.64x = 44,383,567,739.71 - Step 5: Solve for x
x = 44,383,567,739.71/306,790.64 - Step 6: Final answer
x = 144,670.54
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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.