Finding the Fourth Proportional to 290,859.97, 401,252.03 and 170,006.35
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Solution
The fourth proportional to 290,859.97, 401,252.03 and 170,006.35 is: 234,530.01
Step by Step Solution
- Step 1: Write the proportion equation
290,859.97 : 401,252.03 = 170,006.35 : x - Step 2: Convert to fraction form
290,859.97/401,252.03 = 170,006.35/x - Step 3: Cross multiply
290,859.97x = 401,252.03 × 170,006.35 - Step 4: Simplify right side
290,859.97x = 68,215,391,044.13 - Step 5: Solve for x
x = 68,215,391,044.13/290,859.97 - Step 6: Final answer
x = 234,530.01
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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.