Finding the Fourth Proportional to 345,140.76, 476,306.84 and 192,186.84
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Solution
The fourth proportional to 345,140.76, 476,306.84 and 192,186.84 is: 265,224.85
Step by Step Solution
- Step 1: Write the proportion equation
345,140.76 : 476,306.84 = 192,186.84 : x - Step 2: Convert to fraction form
345,140.76/476,306.84 = 192,186.84/x - Step 3: Cross multiply
345,140.76x = 476,306.84 × 192,186.84 - Step 4: Simplify right side
345,140.76x = 91,539,906,449.99 - Step 5: Solve for x
x = 91,539,906,449.99/345,140.76 - Step 6: Final answer
x = 265,224.85
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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.