Finding the Fourth Proportional to 451,235.68, 622,540.48 and 269,952.82
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Solution
The fourth proportional to 451,235.68, 622,540.48 and 269,952.82 is: 372,436.32
Step by Step Solution
- Step 1: Write the proportion equation
451,235.68 : 622,540.48 = 269,952.82 : x - Step 2: Convert to fraction form
451,235.68/622,540.48 = 269,952.82/x - Step 3: Cross multiply
451,235.68x = 622,540.48 × 269,952.82 - Step 4: Simplify right side
451,235.68x = 168,056,558,140.15 - Step 5: Solve for x
x = 168,056,558,140.15/451,235.68 - Step 6: Final answer
x = 372,436.32
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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.