Finding the Fourth Proportional to 669,443.91, 923,829.67 and 363,517.82
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Solution
The fourth proportional to 669,443.91, 923,829.67 and 363,517.82 is: 501,653.00
Step by Step Solution
- Step 1: Write the proportion equation
669,443.91 : 923,829.67 = 363,517.82 : x - Step 2: Convert to fraction form
669,443.91/923,829.67 = 363,517.82/x - Step 3: Cross multiply
669,443.91x = 923,829.67 × 363,517.82 - Step 4: Simplify right side
669,443.91x = 335,828,545,872.13 - Step 5: Solve for x
x = 335,828,545,872.13/669,443.91 - Step 6: Final answer
x = 501,653.00
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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.