Finding the Fourth Proportional to 279,984.60, 419,102.10 and 201,252.60
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Solution
The fourth proportional to 279,984.60, 419,102.10 and 201,252.60 is: 301,250.09
Step by Step Solution
- Step 1: Write the proportion equation
279,984.60 : 419,102.10 = 201,252.60 : x - Step 2: Convert to fraction form
279,984.60/419,102.10 = 201,252.60/x - Step 3: Cross multiply
279,984.60x = 419,102.10 × 201,252.60 - Step 4: Simplify right side
279,984.60x = 84,345,387,290.46 - Step 5: Solve for x
x = 84,345,387,290.46/279,984.60 - Step 6: Final answer
x = 301,250.09
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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.