Finding the Fourth Proportional to 271,328.20, 406,214.70 and 263,552.20
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Solution
The fourth proportional to 271,328.20, 406,214.70 and 263,552.20 is: 394,572.99
Step by Step Solution
- Step 1: Write the proportion equation
271,328.20 : 406,214.70 = 263,552.20 : x - Step 2: Convert to fraction form
271,328.20/406,214.70 = 263,552.20/x - Step 3: Cross multiply
271,328.20x = 406,214.70 × 263,552.20 - Step 4: Simplify right side
271,328.20x = 107,058,777,857.34 - Step 5: Solve for x
x = 107,058,777,857.34/271,328.20 - Step 6: Final answer
x = 394,572.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.