Finding the Fourth Proportional to 349,474.14, 482,271.84 and 198,571.14
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Solution
The fourth proportional to 349,474.14, 482,271.84 and 198,571.14 is: 274,026.77
Step by Step Solution
- Step 1: Write the proportion equation
349,474.14 : 482,271.84 = 198,571.14 : x - Step 2: Convert to fraction form
349,474.14/482,271.84 = 198,571.14/x - Step 3: Cross multiply
349,474.14x = 482,271.84 × 198,571.14 - Step 4: Simplify right side
349,474.14x = 95,765,269,058.70 - Step 5: Solve for x
x = 95,765,269,058.70/349,474.14 - Step 6: Final answer
x = 274,026.77
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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.