Finding the Fourth Proportional to 755,763.61, 1,133,251.74 and 282,059.41
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Solution
The fourth proportional to 755,763.61, 1,133,251.74 and 282,059.41 is: 422,942.19
Step by Step Solution
- Step 1: Write the proportion equation
755,763.61 : 1,133,251.74 = 282,059.41 : x - Step 2: Convert to fraction form
755,763.61/1,133,251.74 = 282,059.41/x - Step 3: Cross multiply
755,763.61x = 1,133,251.74 × 282,059.41 - Step 4: Simplify right side
755,763.61x = 319,644,311,499.62 - Step 5: Solve for x
x = 319,644,311,499.62/755,763.61 - Step 6: Final answer
x = 422,942.19
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.