Finding the Fourth Proportional to 424,548.33, 636,838.29 and 125,028.96
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Solution
The fourth proportional to 424,548.33, 636,838.29 and 125,028.96 is: 187,548.09
Step by Step Solution
- Step 1: Write the proportion equation
424,548.33 : 636,838.29 = 125,028.96 : x - Step 2: Convert to fraction form
424,548.33/636,838.29 = 125,028.96/x - Step 3: Cross multiply
424,548.33x = 636,838.29 × 125,028.96 - Step 4: Simplify right side
424,548.33x = 79,623,229,086.88 - Step 5: Solve for x
x = 79,623,229,086.88/424,548.33 - Step 6: Final answer
x = 187,548.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.