Finding the Fourth Proportional to 624,021.36, 936,172.37 and 197,582.68
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Solution
The fourth proportional to 624,021.36, 936,172.37 and 197,582.68 is: 296,418.45
Step by Step Solution
- Step 1: Write the proportion equation
624,021.36 : 936,172.37 = 197,582.68 : x - Step 2: Convert to fraction form
624,021.36/936,172.37 = 197,582.68/x - Step 3: Cross multiply
624,021.36x = 936,172.37 × 197,582.68 - Step 4: Simplify right side
624,021.36x = 184,971,445,806.55 - Step 5: Solve for x
x = 184,971,445,806.55/624,021.36 - Step 6: Final answer
x = 296,418.45
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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.