Finding the Fourth Proportional to 349,590.33, 482,433.96 and 196,626.09
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Solution
The fourth proportional to 349,590.33, 482,433.96 and 196,626.09 is: 271,343.61
Step by Step Solution
- Step 1: Write the proportion equation
349,590.33 : 482,433.96 = 196,626.09 : x - Step 2: Convert to fraction form
349,590.33/482,433.96 = 196,626.09/x - Step 3: Cross multiply
349,590.33x = 482,433.96 × 196,626.09 - Step 4: Simplify right side
349,590.33x = 94,859,103,238.02 - Step 5: Solve for x
x = 94,859,103,238.02/349,590.33 - Step 6: Final answer
x = 271,343.61
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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.