Finding the Fourth Proportional to 252,515.54, 349,976.36 and 247,791.62
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Solution
The fourth proportional to 252,515.54, 349,976.36 and 247,791.62 is: 343,429.20
Step by Step Solution
- Step 1: Write the proportion equation
252,515.54 : 349,976.36 = 247,791.62 : x - Step 2: Convert to fraction form
252,515.54/349,976.36 = 247,791.62/x - Step 3: Cross multiply
252,515.54x = 349,976.36 × 247,791.62 - Step 4: Simplify right side
252,515.54x = 86,721,209,206.10 - Step 5: Solve for x
x = 86,721,209,206.10/252,515.54 - Step 6: Final answer
x = 343,429.20
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Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.