Finding the Fourth Proportional to 374,081.63, 516,235.38 and 204,315.75
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Solution
The fourth proportional to 374,081.63, 516,235.38 and 204,315.75 is: 281,957.23
Step by Step Solution
- Step 1: Write the proportion equation
374,081.63 : 516,235.38 = 204,315.75 : x - Step 2: Convert to fraction form
374,081.63/516,235.38 = 204,315.75/x - Step 3: Cross multiply
374,081.63x = 516,235.38 × 204,315.75 - Step 4: Simplify right side
374,081.63x = 105,475,018,075.05 - Step 5: Solve for x
x = 105,475,018,075.05/374,081.63 - Step 6: Final answer
x = 281,957.23
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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.