Finding the Fourth Proportional to 265,006.18, 397,470.30 and 87,518.98
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Solution
The fourth proportional to 265,006.18, 397,470.30 and 87,518.98 is: 131,265.60
Step by Step Solution
- Step 1: Write the proportion equation
265,006.18 : 397,470.30 = 87,518.98 : x - Step 2: Convert to fraction form
265,006.18/397,470.30 = 87,518.98/x - Step 3: Cross multiply
265,006.18x = 397,470.30 × 87,518.98 - Step 4: Simplify right side
265,006.18x = 34,786,195,236.29 - Step 5: Solve for x
x = 34,786,195,236.29/265,006.18 - Step 6: Final answer
x = 131,265.60
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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.