Finding the Fourth Proportional to 664,294.14, 996,599.39 and 215,015.09
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Solution
The fourth proportional to 664,294.14, 996,599.39 and 215,015.09 is: 322,573.82
Step by Step Solution
- Step 1: Write the proportion equation
664,294.14 : 996,599.39 = 215,015.09 : x - Step 2: Convert to fraction form
664,294.14/996,599.39 = 215,015.09/x - Step 3: Cross multiply
664,294.14x = 996,599.39 × 215,015.09 - Step 4: Simplify right side
664,294.14x = 214,283,901,476.72 - Step 5: Solve for x
x = 214,283,901,476.72/664,294.14 - Step 6: Final answer
x = 322,573.82
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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.