Finding the Fourth Proportional to 624,560.26, 861,842.96 and 352,694.29
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Solution
The fourth proportional to 624,560.26, 861,842.96 and 352,694.29 is: 486,689.77
Step by Step Solution
- Step 1: Write the proportion equation
624,560.26 : 861,842.96 = 352,694.29 : x - Step 2: Convert to fraction form
624,560.26/861,842.96 = 352,694.29/x - Step 3: Cross multiply
624,560.26x = 861,842.96 × 352,694.29 - Step 4: Simplify right side
624,560.26x = 303,967,089,105.23 - Step 5: Solve for x
x = 303,967,089,105.23/624,560.26 - Step 6: Final answer
x = 486,689.77
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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.