Finding the Fourth Proportional to 488,571.67, 731,774.80 and 375,418.99
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Solution
The fourth proportional to 488,571.67, 731,774.80 and 375,418.99 is: 562,296.53
Step by Step Solution
- Step 1: Write the proportion equation
488,571.67 : 731,774.80 = 375,418.99 : x - Step 2: Convert to fraction form
488,571.67/731,774.80 = 375,418.99/x - Step 3: Cross multiply
488,571.67x = 731,774.80 × 375,418.99 - Step 4: Simplify right side
488,571.67x = 274,722,156,323.45 - Step 5: Solve for x
x = 274,722,156,323.45/488,571.67 - Step 6: Final answer
x = 562,296.53
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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.