Finding the Fourth Proportional to 449,708.14, 620,597.46 and 248,504.14
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Solution
The fourth proportional to 449,708.14, 620,597.46 and 248,504.14 is: 342,935.84
Step by Step Solution
- Step 1: Write the proportion equation
449,708.14 : 620,597.46 = 248,504.14 : x - Step 2: Convert to fraction form
449,708.14/620,597.46 = 248,504.14/x - Step 3: Cross multiply
449,708.14x = 620,597.46 × 248,504.14 - Step 4: Simplify right side
449,708.14x = 154,221,038,083.48 - Step 5: Solve for x
x = 154,221,038,083.48/449,708.14 - Step 6: Final answer
x = 342,935.84
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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.