Finding the Fourth Proportional to 753,836.07, 1,130,920.83 and 248,376.63
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Solution
The fourth proportional to 753,836.07, 1,130,920.83 and 248,376.63 is: 372,619.88
Step by Step Solution
- Step 1: Write the proportion equation
753,836.07 : 1,130,920.83 = 248,376.63 : x - Step 2: Convert to fraction form
753,836.07/1,130,920.83 = 248,376.63/x - Step 3: Cross multiply
753,836.07x = 1,130,920.83 × 248,376.63 - Step 4: Simplify right side
753,836.07x = 280,894,304,552.20 - Step 5: Solve for x
x = 280,894,304,552.20/753,836.07 - Step 6: Final answer
x = 372,619.88
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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.