Finding the Fourth Proportional to 590,043.09, 814,388.40 and 375,141.18
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Solution
The fourth proportional to 590,043.09, 814,388.40 and 375,141.18 is: 517,776.80
Step by Step Solution
- Step 1: Write the proportion equation
590,043.09 : 814,388.40 = 375,141.18 : x - Step 2: Convert to fraction form
590,043.09/814,388.40 = 375,141.18/x - Step 3: Cross multiply
590,043.09x = 814,388.40 × 375,141.18 - Step 4: Simplify right side
590,043.09x = 305,510,625,354.31 - Step 5: Solve for x
x = 305,510,625,354.31/590,043.09 - Step 6: Final answer
x = 517,776.80
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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.