Finding the Fourth Proportional to 829,750.07, 1,244,721.36 and 289,839.17
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Solution
The fourth proportional to 829,750.07, 1,244,721.36 and 289,839.17 is: 434,792.38
Step by Step Solution
- Step 1: Write the proportion equation
829,750.07 : 1,244,721.36 = 289,839.17 : x - Step 2: Convert to fraction form
829,750.07/1,244,721.36 = 289,839.17/x - Step 3: Cross multiply
829,750.07x = 1,244,721.36 × 289,839.17 - Step 4: Simplify right side
829,750.07x = 360,769,005,863.67 - Step 5: Solve for x
x = 360,769,005,863.67/829,750.07 - Step 6: Final answer
x = 434,792.38
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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.