Finding the Fourth Proportional to 394,577.34, 544,515.66 and 224,812.68
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Solution
The fourth proportional to 394,577.34, 544,515.66 and 224,812.68 is: 310,240.89
Step by Step Solution
- Step 1: Write the proportion equation
394,577.34 : 544,515.66 = 224,812.68 : x - Step 2: Convert to fraction form
394,577.34/544,515.66 = 224,812.68/x - Step 3: Cross multiply
394,577.34x = 544,515.66 × 224,812.68 - Step 4: Simplify right side
394,577.34x = 122,414,024,826.57 - Step 5: Solve for x
x = 122,414,024,826.57/394,577.34 - Step 6: Final answer
x = 310,240.89
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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.