Finding the Fourth Proportional to 325,684.40, 449,392.14 and 204,740.06
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Solution
The fourth proportional to 325,684.40, 449,392.14 and 204,740.06 is: 282,508.38
Step by Step Solution
- Step 1: Write the proportion equation
325,684.40 : 449,392.14 = 204,740.06 : x - Step 2: Convert to fraction form
325,684.40/449,392.14 = 204,740.06/x - Step 3: Cross multiply
325,684.40x = 449,392.14 × 204,740.06 - Step 4: Simplify right side
325,684.40x = 92,008,571,460.17 - Step 5: Solve for x
x = 92,008,571,460.17/325,684.40 - Step 6: Final answer
x = 282,508.38
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1.5x scale
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.