Finding the Fourth Proportional to 481,852.62, 664,973.91 and 290,828.70
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Solution
The fourth proportional to 481,852.62, 664,973.91 and 290,828.70 is: 401,354.04
Step by Step Solution
- Step 1: Write the proportion equation
481,852.62 : 664,973.91 = 290,828.70 : x - Step 2: Convert to fraction form
481,852.62/664,973.91 = 290,828.70/x - Step 3: Cross multiply
481,852.62x = 664,973.91 × 290,828.70 - Step 4: Simplify right side
481,852.62x = 193,393,497,779.22 - Step 5: Solve for x
x = 193,393,497,779.22/481,852.62 - Step 6: Final answer
x = 401,354.04
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.