Finding the Fourth Proportional to 408,997.44, 564,270.36 and 236,821.41
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Solution
The fourth proportional to 408,997.44, 564,270.36 and 236,821.41 is: 326,728.94
Step by Step Solution
- Step 1: Write the proportion equation
408,997.44 : 564,270.36 = 236,821.41 : x - Step 2: Convert to fraction form
408,997.44/564,270.36 = 236,821.41/x - Step 3: Cross multiply
408,997.44x = 564,270.36 × 236,821.41 - Step 4: Simplify right side
408,997.44x = 133,631,301,388.33 - Step 5: Solve for x
x = 133,631,301,388.33/408,997.44 - Step 6: Final answer
x = 326,728.94
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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.