Finding the Fourth Proportional to 511,652.30, 706,274.71 and 384,696.68
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Solution
The fourth proportional to 511,652.30, 706,274.71 and 384,696.68 is: 531,027.68
Step by Step Solution
- Step 1: Write the proportion equation
511,652.30 : 706,274.71 = 384,696.68 : x - Step 2: Convert to fraction form
511,652.30/706,274.71 = 384,696.68/x - Step 3: Cross multiply
511,652.30x = 706,274.71 × 384,696.68 - Step 4: Simplify right side
511,652.30x = 271,701,531,611.85 - Step 5: Solve for x
x = 271,701,531,611.85/511,652.30 - Step 6: Final answer
x = 531,027.68
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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.