Finding the Fourth Proportional to 704,960.88, 972,819.68 and 382,664.08
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Solution
The fourth proportional to 704,960.88, 972,819.68 and 382,664.08 is: 528,062.14
Step by Step Solution
- Step 1: Write the proportion equation
704,960.88 : 972,819.68 = 382,664.08 : x - Step 2: Convert to fraction form
704,960.88/972,819.68 = 382,664.08/x - Step 3: Cross multiply
704,960.88x = 972,819.68 × 382,664.08 - Step 4: Simplify right side
704,960.88x = 372,263,147,853.09 - Step 5: Solve for x
x = 372,263,147,853.09/704,960.88 - Step 6: Final answer
x = 528,062.14
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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.