Finding the Fourth Proportional to 442,632.76, 610,792.18 and 251,608.84
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Solution
The fourth proportional to 442,632.76, 610,792.18 and 251,608.84 is: 347,196.88
Step by Step Solution
- Step 1: Write the proportion equation
442,632.76 : 610,792.18 = 251,608.84 : x - Step 2: Convert to fraction form
442,632.76/610,792.18 = 251,608.84/x - Step 3: Cross multiply
442,632.76x = 610,792.18 × 251,608.84 - Step 4: Simplify right side
442,632.76x = 153,680,711,890.87 - Step 5: Solve for x
x = 153,680,711,890.87/442,632.76 - Step 6: Final answer
x = 347,196.88
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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.