Finding the Fourth Proportional to 268,816.51, 403,088.68 and 150,456.07
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Solution
The fourth proportional to 268,816.51, 403,088.68 and 150,456.07 is: 225,607.94
Step by Step Solution
- Step 1: Write the proportion equation
268,816.51 : 403,088.68 = 150,456.07 : x - Step 2: Convert to fraction form
268,816.51/403,088.68 = 150,456.07/x - Step 3: Cross multiply
268,816.51x = 403,088.68 × 150,456.07 - Step 4: Simplify right side
268,816.51x = 60,647,138,654.29 - Step 5: Solve for x
x = 60,647,138,654.29/268,816.51 - Step 6: Final answer
x = 225,607.94
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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.