Finding the Fourth Proportional to 356,883.08, 492,512.45 and 195,744.92
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Solution
The fourth proportional to 356,883.08, 492,512.45 and 195,744.92 is: 270,135.55
Step by Step Solution
- Step 1: Write the proportion equation
356,883.08 : 492,512.45 = 195,744.92 : x - Step 2: Convert to fraction form
356,883.08/492,512.45 = 195,744.92/x - Step 3: Cross multiply
356,883.08x = 492,512.45 × 195,744.92 - Step 4: Simplify right side
356,883.08x = 96,406,806,682.97 - Step 5: Solve for x
x = 96,406,806,682.97/356,883.08 - Step 6: Final answer
x = 270,135.55
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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.