Finding the Fourth Proportional to 525,163.48, 788,002.26 and 325,430.44
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Solution
The fourth proportional to 525,163.48, 788,002.26 and 325,430.44 is: 488,304.94
Step by Step Solution
- Step 1: Write the proportion equation
525,163.48 : 788,002.26 = 325,430.44 : x - Step 2: Convert to fraction form
525,163.48/788,002.26 = 325,430.44/x - Step 3: Cross multiply
525,163.48x = 788,002.26 × 325,430.44 - Step 4: Simplify right side
525,163.48x = 256,439,922,192.79 - Step 5: Solve for x
x = 256,439,922,192.79/525,163.48 - Step 6: Final answer
x = 488,304.94
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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.