Finding the Fourth Proportional to 419,104.53, 628,680.02 and 119,562.07
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Solution
The fourth proportional to 419,104.53, 628,680.02 and 119,562.07 is: 179,349.73
Step by Step Solution
- Step 1: Write the proportion equation
419,104.53 : 628,680.02 = 119,562.07 : x - Step 2: Convert to fraction form
419,104.53/628,680.02 = 119,562.07/x - Step 3: Cross multiply
419,104.53x = 628,680.02 × 119,562.07 - Step 4: Simplify right side
419,104.53x = 75,166,283,961.03 - Step 5: Solve for x
x = 75,166,283,961.03/419,104.53 - Step 6: Final answer
x = 179,349.73
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.