Finding the Fourth Proportional to 372,836.53, 514,350.72 and 251,933.77
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Solution
The fourth proportional to 372,836.53, 514,350.72 and 251,933.77 is: 347,557.99
Step by Step Solution
- Step 1: Write the proportion equation
372,836.53 : 514,350.72 = 251,933.77 : x - Step 2: Convert to fraction form
372,836.53/514,350.72 = 251,933.77/x - Step 3: Cross multiply
372,836.53x = 514,350.72 × 251,933.77 - Step 4: Simplify right side
372,836.53x = 129,582,315,991.81 - Step 5: Solve for x
x = 129,582,315,991.81/372,836.53 - Step 6: Final answer
x = 347,557.99
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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.