Finding the Fourth Proportional to 362,859.79, 500,745.20 and 199,526.99
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Solution
The fourth proportional to 362,859.79, 500,745.20 and 199,526.99 is: 275,346.52
Step by Step Solution
- Step 1: Write the proportion equation
362,859.79 : 500,745.20 = 199,526.99 : x - Step 2: Convert to fraction form
362,859.79/500,745.20 = 199,526.99/x - Step 3: Cross multiply
362,859.79x = 500,745.20 × 199,526.99 - Step 4: Simplify right side
362,859.79x = 99,912,179,011.59 - Step 5: Solve for x
x = 99,912,179,011.59/362,859.79 - Step 6: Final answer
x = 275,346.52
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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.