Finding the Fourth Proportional to 471,552.98, 650,743.18 and 256,694.65
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Solution
The fourth proportional to 471,552.98, 650,743.18 and 256,694.65 is: 354,238.65
Step by Step Solution
- Step 1: Write the proportion equation
471,552.98 : 650,743.18 = 256,694.65 : x - Step 2: Convert to fraction form
471,552.98/650,743.18 = 256,694.65/x - Step 3: Cross multiply
471,552.98x = 650,743.18 × 256,694.65 - Step 4: Simplify right side
471,552.98x = 167,042,290,561.39 - Step 5: Solve for x
x = 167,042,290,561.39/471,552.98 - Step 6: Final answer
x = 354,238.65
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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.