Finding the Fourth Proportional to 325,564.26, 488,242.94 and 304,312.19
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Solution
The fourth proportional to 325,564.26, 488,242.94 and 304,312.19 is: 456,371.58
Step by Step Solution
- Step 1: Write the proportion equation
325,564.26 : 488,242.94 = 304,312.19 : x - Step 2: Convert to fraction form
325,564.26/488,242.94 = 304,312.19/x - Step 3: Cross multiply
325,564.26x = 488,242.94 × 304,312.19 - Step 4: Simplify right side
325,564.26x = 148,578,274,960.25 - Step 5: Solve for x
x = 148,578,274,960.25/325,564.26 - Step 6: Final answer
x = 456,371.58
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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.