Finding the Fourth Proportional to 868,549.84, 1,302,832.10 and 336,131.98
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Solution
The fourth proportional to 868,549.84, 1,302,832.10 and 336,131.98 is: 504,200.81
Step by Step Solution
- Step 1: Write the proportion equation
868,549.84 : 1,302,832.10 = 336,131.98 : x - Step 2: Convert to fraction form
868,549.84/1,302,832.10 = 336,131.98/x - Step 3: Cross multiply
868,549.84x = 1,302,832.10 × 336,131.98 - Step 4: Simplify right side
868,549.84x = 437,923,533,380.56 - Step 5: Solve for x
x = 437,923,533,380.56/868,549.84 - Step 6: Final answer
x = 504,200.81
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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.