Finding the Fourth Proportional to 415,382.68, 573,214.26 and 262,502.44
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Solution
The fourth proportional to 415,382.68, 573,214.26 and 262,502.44 is: 362,244.62
Step by Step Solution
- Step 1: Write the proportion equation
415,382.68 : 573,214.26 = 262,502.44 : x - Step 2: Convert to fraction form
415,382.68/573,214.26 = 262,502.44/x - Step 3: Cross multiply
415,382.68x = 573,214.26 × 262,502.44 - Step 4: Simplify right side
415,382.68x = 150,470,141,892.79 - Step 5: Solve for x
x = 150,470,141,892.79/415,382.68 - Step 6: Final answer
x = 362,244.62
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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.