Finding the Fourth Proportional to 518,534.04, 777,786.48 and 283,365.96
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Solution
The fourth proportional to 518,534.04, 777,786.48 and 283,365.96 is: 425,040.97
Step by Step Solution
- Step 1: Write the proportion equation
518,534.04 : 777,786.48 = 283,365.96 : x - Step 2: Convert to fraction form
518,534.04/777,786.48 = 283,365.96/x - Step 3: Cross multiply
518,534.04x = 777,786.48 × 283,365.96 - Step 4: Simplify right side
518,534.04x = 220,398,212,580.22 - Step 5: Solve for x
x = 220,398,212,580.22/518,534.04 - Step 6: Final answer
x = 425,040.97
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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.