Finding the Fourth Proportional to 681,473.25, 940,474.68 and 375,549.62
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Solution
The fourth proportional to 681,473.25, 940,474.68 and 375,549.62 is: 518,281.39
Step by Step Solution
- Step 1: Write the proportion equation
681,473.25 : 940,474.68 = 375,549.62 : x - Step 2: Convert to fraction form
681,473.25/940,474.68 = 375,549.62/x - Step 3: Cross multiply
681,473.25x = 940,474.68 × 375,549.62 - Step 4: Simplify right side
681,473.25x = 353,194,903,991.25 - Step 5: Solve for x
x = 353,194,903,991.25/681,473.25 - Step 6: Final answer
x = 518,281.39
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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.