Finding the Fourth Proportional to 901,944.68, 1,244,680.92 and 519,968.12
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Solution
The fourth proportional to 901,944.68, 1,244,680.92 and 519,968.12 is: 717,554.43
Step by Step Solution
- Step 1: Write the proportion equation
901,944.68 : 1,244,680.92 = 519,968.12 : x - Step 2: Convert to fraction form
901,944.68/1,244,680.92 = 519,968.12/x - Step 3: Cross multiply
901,944.68x = 1,244,680.92 × 519,968.12 - Step 4: Simplify right side
901,944.68x = 647,194,397,972.27 - Step 5: Solve for x
x = 647,194,397,972.27/901,944.68 - Step 6: Final answer
x = 717,554.43
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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.