Finding the Fourth Proportional to 320,101.36, 441,717.12 and 176,859.84
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Solution
The fourth proportional to 320,101.36, 441,717.12 and 176,859.84 is: 244,054.01
Step by Step Solution
- Step 1: Write the proportion equation
320,101.36 : 441,717.12 = 176,859.84 : x - Step 2: Convert to fraction form
320,101.36/441,717.12 = 176,859.84/x - Step 3: Cross multiply
320,101.36x = 441,717.12 × 176,859.84 - Step 4: Simplify right side
320,101.36x = 78,122,019,168.46 - Step 5: Solve for x
x = 78,122,019,168.46/320,101.36 - Step 6: Final answer
x = 244,054.01
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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.