Finding the Fourth Proportional to 481,751.84, 664,798.60 and 266,895.28
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Solution
The fourth proportional to 481,751.84, 664,798.60 and 266,895.28 is: 368,304.99
Step by Step Solution
- Step 1: Write the proportion equation
481,751.84 : 664,798.60 = 266,895.28 : x - Step 2: Convert to fraction form
481,751.84/664,798.60 = 266,895.28/x - Step 3: Cross multiply
481,751.84x = 664,798.60 × 266,895.28 - Step 4: Simplify right side
481,751.84x = 177,431,608,490.61 - Step 5: Solve for x
x = 177,431,608,490.61/481,751.84 - Step 6: Final answer
x = 368,304.99
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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.