Finding the Fourth Proportional to 460,193.15, 690,455.84 and 160,717.92
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Solution
The fourth proportional to 460,193.15, 690,455.84 and 160,717.92 is: 241,134.89
Step by Step Solution
- Step 1: Write the proportion equation
460,193.15 : 690,455.84 = 160,717.92 : x - Step 2: Convert to fraction form
460,193.15/690,455.84 = 160,717.92/x - Step 3: Cross multiply
460,193.15x = 690,455.84 × 160,717.92 - Step 4: Simplify right side
460,193.15x = 110,968,625,653.06 - Step 5: Solve for x
x = 110,968,625,653.06/460,193.15 - Step 6: Final answer
x = 241,134.89
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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.