Finding the Fourth Proportional to 372,239.19, 558,086.56 and 119,375.74
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Solution
The fourth proportional to 372,239.19, 558,086.56 and 119,375.74 is: 178,976.31
Step by Step Solution
- Step 1: Write the proportion equation
372,239.19 : 558,086.56 = 119,375.74 : x - Step 2: Convert to fraction form
372,239.19/558,086.56 = 119,375.74/x - Step 3: Cross multiply
372,239.19x = 558,086.56 × 119,375.74 - Step 4: Simplify right side
372,239.19x = 66,621,996,084.05 - Step 5: Solve for x
x = 66,621,996,084.05/372,239.19 - Step 6: Final answer
x = 178,976.31
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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.