Finding the Fourth Proportional to 642,252.24, 885,467.88 and 552,571.53
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Solution
The fourth proportional to 642,252.24, 885,467.88 and 552,571.53 is: 761,825.82
Step by Step Solution
- Step 1: Write the proportion equation
642,252.24 : 885,467.88 = 552,571.53 : x - Step 2: Convert to fraction form
642,252.24/885,467.88 = 552,571.53/x - Step 3: Cross multiply
642,252.24x = 885,467.88 × 552,571.53 - Step 4: Simplify right side
642,252.24x = 489,284,341,217.46 - Step 5: Solve for x
x = 489,284,341,217.46/642,252.24 - Step 6: Final answer
x = 761,825.82
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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.