Finding the Fourth Proportional to 484,661.26, 668,817.57 and 269,796.61
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Solution
The fourth proportional to 484,661.26, 668,817.57 and 269,796.61 is: 372,310.99
Step by Step Solution
- Step 1: Write the proportion equation
484,661.26 : 668,817.57 = 269,796.61 : x - Step 2: Convert to fraction form
484,661.26/668,817.57 = 269,796.61/x - Step 3: Cross multiply
484,661.26x = 668,817.57 × 269,796.61 - Step 4: Simplify right side
484,661.26x = 180,444,713,094.44 - Step 5: Solve for x
x = 180,444,713,094.44/484,661.26 - Step 6: Final answer
x = 372,310.99
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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.