Finding the Fourth Proportional to 525,163.98, 788,003.01 and 325,430.94
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Solution
The fourth proportional to 525,163.98, 788,003.01 and 325,430.94 is: 488,305.69
Step by Step Solution
- Step 1: Write the proportion equation
525,163.98 : 788,003.01 = 325,430.94 : x - Step 2: Convert to fraction form
525,163.98/788,003.01 = 325,430.94/x - Step 3: Cross multiply
525,163.98x = 788,003.01 × 325,430.94 - Step 4: Simplify right side
525,163.98x = 256,440,560,267.13 - Step 5: Solve for x
x = 256,440,560,267.13/525,163.98 - Step 6: Final answer
x = 488,305.69
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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.