Finding the Fourth Proportional to 364,393.44, 546,415.20 and 206,579.52
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Solution
The fourth proportional to 364,393.44, 546,415.20 and 206,579.52 is: 309,770.09
Step by Step Solution
- Step 1: Write the proportion equation
364,393.44 : 546,415.20 = 206,579.52 : x - Step 2: Convert to fraction form
364,393.44/546,415.20 = 206,579.52/x - Step 3: Cross multiply
364,393.44x = 546,415.20 × 206,579.52 - Step 4: Simplify right side
364,393.44x = 112,878,189,736.70 - Step 5: Solve for x
x = 112,878,189,736.70/364,393.44 - Step 6: Final answer
x = 309,770.09
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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.