Finding the Fourth Proportional to 363,572.41, 545,436.79 and 181,302.53
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Solution
The fourth proportional to 363,572.41, 545,436.79 and 181,302.53 is: 271,992.78
Step by Step Solution
- Step 1: Write the proportion equation
363,572.41 : 545,436.79 = 181,302.53 : x - Step 2: Convert to fraction form
363,572.41/545,436.79 = 181,302.53/x - Step 3: Cross multiply
363,572.41x = 545,436.79 × 181,302.53 - Step 4: Simplify right side
363,572.41x = 98,889,069,982.08 - Step 5: Solve for x
x = 98,889,069,982.08/363,572.41 - Step 6: Final answer
x = 271,992.78
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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.