Finding the Fourth Proportional to 757,122.66, 1,044,792.36 and 451,192.05
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Solution
The fourth proportional to 757,122.66, 1,044,792.36 and 451,192.05 is: 622,623.03
Step by Step Solution
- Step 1: Write the proportion equation
757,122.66 : 1,044,792.36 = 451,192.05 : x - Step 2: Convert to fraction form
757,122.66/1,044,792.36 = 451,192.05/x - Step 3: Cross multiply
757,122.66x = 1,044,792.36 × 451,192.05 - Step 4: Simplify right side
757,122.66x = 471,402,006,732.74 - Step 5: Solve for x
x = 471,402,006,732.74/757,122.66 - Step 6: Final answer
x = 622,623.03
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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.