Finding the Fourth Proportional to 624,388.91, 936,419.26 and 269,323.99
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Solution
The fourth proportional to 624,388.91, 936,419.26 and 269,323.99 is: 403,915.20
Step by Step Solution
- Step 1: Write the proportion equation
624,388.91 : 936,419.26 = 269,323.99 : x - Step 2: Convert to fraction form
624,388.91/936,419.26 = 269,323.99/x - Step 3: Cross multiply
624,388.91x = 936,419.26 × 269,323.99 - Step 4: Simplify right side
624,388.91x = 252,200,171,416.05 - Step 5: Solve for x
x = 252,200,171,416.05/624,388.91 - Step 6: Final answer
x = 403,915.20
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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.