Finding the Fourth Proportional to 576,907.62, 865,361.97 and 150,443.07
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Solution
The fourth proportional to 576,907.62, 865,361.97 and 150,443.07 is: 225,664.75
Step by Step Solution
- Step 1: Write the proportion equation
576,907.62 : 865,361.97 = 150,443.07 : x - Step 2: Convert to fraction form
576,907.62/865,361.97 = 150,443.07/x - Step 3: Cross multiply
576,907.62x = 865,361.97 × 150,443.07 - Step 4: Simplify right side
576,907.62x = 130,187,711,428.05 - Step 5: Solve for x
x = 130,187,711,428.05/576,907.62 - Step 6: Final answer
x = 225,664.75
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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.