Finding the Fourth Proportional to 413,379.63, 619,828.11 and 160,364.48
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Solution
The fourth proportional to 413,379.63, 619,828.11 and 160,364.48 is: 240,453.09
Step by Step Solution
- Step 1: Write the proportion equation
413,379.63 : 619,828.11 = 160,364.48 : x - Step 2: Convert to fraction form
413,379.63/619,828.11 = 160,364.48/x - Step 3: Cross multiply
413,379.63x = 619,828.11 × 160,364.48 - Step 4: Simplify right side
413,379.63x = 99,398,409,450.39 - Step 5: Solve for x
x = 99,398,409,450.39/413,379.63 - Step 6: Final answer
x = 240,453.09
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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.