Finding the Fourth Proportional to 551,577.42, 827,615.64 and 281,566.08
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Solution
The fourth proportional to 551,577.42, 827,615.64 and 281,566.08 is: 422,476.49
Step by Step Solution
- Step 1: Write the proportion equation
551,577.42 : 827,615.64 = 281,566.08 : x - Step 2: Convert to fraction form
551,577.42/827,615.64 = 281,566.08/x - Step 3: Cross multiply
551,577.42x = 827,615.64 × 281,566.08 - Step 4: Simplify right side
551,577.42x = 233,028,491,501.49 - Step 5: Solve for x
x = 233,028,491,501.49/551,577.42 - Step 6: Final answer
x = 422,476.49
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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.