Finding the Fourth Proportional to 481,473.25, 664,424.91 and 266,608.70
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Solution
The fourth proportional to 481,473.25, 664,424.91 and 266,608.70 is: 367,915.48
Step by Step Solution
- Step 1: Write the proportion equation
481,473.25 : 664,424.91 = 266,608.70 : x - Step 2: Convert to fraction form
481,473.25/664,424.91 = 266,608.70/x - Step 3: Cross multiply
481,473.25x = 664,424.91 × 266,608.70 - Step 4: Simplify right side
481,473.25x = 177,141,461,502.72 - Step 5: Solve for x
x = 177,141,461,502.72/481,473.25 - Step 6: Final answer
x = 367,915.48
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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.