Finding the Fourth Proportional to 615,991.97, 850,059.97 and 344,063.73
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Solution
The fourth proportional to 615,991.97, 850,059.97 and 344,063.73 is: 474,802.95
Step by Step Solution
- Step 1: Write the proportion equation
615,991.97 : 850,059.97 = 344,063.73 : x - Step 2: Convert to fraction form
615,991.97/850,059.97 = 344,063.73/x - Step 3: Cross multiply
615,991.97x = 850,059.97 × 344,063.73 - Step 4: Simplify right side
615,991.97x = 292,474,806,329.45 - Step 5: Solve for x
x = 292,474,806,329.45/615,991.97 - Step 6: Final answer
x = 474,802.95
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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.