Finding the Fourth Proportional to 300,857.68, 415,186.77 and 164,888.62
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Solution
The fourth proportional to 300,857.68, 415,186.77 and 164,888.62 is: 227,548.03
Step by Step Solution
- Step 1: Write the proportion equation
300,857.68 : 415,186.77 = 164,888.62 : x - Step 2: Convert to fraction form
300,857.68/415,186.77 = 164,888.62/x - Step 3: Cross multiply
300,857.68x = 415,186.77 × 164,888.62 - Step 4: Simplify right side
300,857.68x = 68,459,573,547.56 - Step 5: Solve for x
x = 68,459,573,547.56/300,857.68 - Step 6: Final answer
x = 227,548.03
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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.