Finding the Fourth Proportional to 372,236.20, 558,335.82 and 119,529.06
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Solution
The fourth proportional to 372,236.20, 558,335.82 and 119,529.06 is: 179,287.66
Step by Step Solution
- Step 1: Write the proportion equation
372,236.20 : 558,335.82 = 119,529.06 : x - Step 2: Convert to fraction form
372,236.20/558,335.82 = 119,529.06/x - Step 3: Cross multiply
372,236.20x = 558,335.82 × 119,529.06 - Step 4: Simplify right side
372,236.20x = 66,737,355,728.93 - Step 5: Solve for x
x = 66,737,355,728.93/372,236.20 - Step 6: Final answer
x = 179,287.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.