Finding the Fourth Proportional to 945,631.09, 1,305,007.50 and 537,770.17
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Solution
The fourth proportional to 945,631.09, 1,305,007.50 and 537,770.17 is: 742,143.65
Step by Step Solution
- Step 1: Write the proportion equation
945,631.09 : 1,305,007.50 = 537,770.17 : x - Step 2: Convert to fraction form
945,631.09/1,305,007.50 = 537,770.17/x - Step 3: Cross multiply
945,631.09x = 1,305,007.50 × 537,770.17 - Step 4: Simplify right side
945,631.09x = 701,794,105,126.28 - Step 5: Solve for x
x = 701,794,105,126.28/945,631.09 - Step 6: Final answer
x = 742,143.65
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.