Finding the Fourth Proportional to 394,473.08, 544,371.55 and 224,735.96
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Solution
The fourth proportional to 394,473.08, 544,371.55 and 224,735.96 is: 310,134.88
Step by Step Solution
- Step 1: Write the proportion equation
394,473.08 : 544,371.55 = 224,735.96 : x - Step 2: Convert to fraction form
394,473.08/544,371.55 = 224,735.96/x - Step 3: Cross multiply
394,473.08x = 544,371.55 × 224,735.96 - Step 4: Simplify right side
394,473.08x = 122,339,859,602.24 - Step 5: Solve for x
x = 122,339,859,602.24/394,473.08 - Step 6: Final answer
x = 310,134.88
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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.