Finding the Fourth Proportional to 590,329.82, 814,631.01 and 348,690.62
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Solution
The fourth proportional to 590,329.82, 814,631.01 and 348,690.62 is: 481,178.80
Step by Step Solution
- Step 1: Write the proportion equation
590,329.82 : 814,631.01 = 348,690.62 : x - Step 2: Convert to fraction form
590,329.82/814,631.01 = 348,690.62/x - Step 3: Cross multiply
590,329.82x = 814,631.01 × 348,690.62 - Step 4: Simplify right side
590,329.82x = 284,054,191,948.13 - Step 5: Solve for x
x = 284,054,191,948.13/590,329.82 - Step 6: Final answer
x = 481,178.80
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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.