Finding the Fourth Proportional to 645,121.44, 967,695.56 and 234,776.68
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Solution
The fourth proportional to 645,121.44, 967,695.56 and 234,776.68 is: 352,169.90
Step by Step Solution
- Step 1: Write the proportion equation
645,121.44 : 967,695.56 = 234,776.68 : x - Step 2: Convert to fraction form
645,121.44/967,695.56 = 234,776.68/x - Step 3: Cross multiply
645,121.44x = 967,695.56 × 234,776.68 - Step 4: Simplify right side
645,121.44x = 227,192,350,827.54 - Step 5: Solve for x
x = 227,192,350,827.54/645,121.44 - Step 6: Final answer
x = 352,169.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.