Finding the Fourth Proportional to 303,544.79, 418,946.63 and 181,045.02
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Solution
The fourth proportional to 303,544.79, 418,946.63 and 181,045.02 is: 249,874.82
Step by Step Solution
- Step 1: Write the proportion equation
303,544.79 : 418,946.63 = 181,045.02 : x - Step 2: Convert to fraction form
303,544.79/418,946.63 = 181,045.02/x - Step 3: Cross multiply
303,544.79x = 418,946.63 × 181,045.02 - Step 4: Simplify right side
303,544.79x = 75,848,201,007.28 - Step 5: Solve for x
x = 75,848,201,007.28/303,544.79 - Step 6: Final answer
x = 249,874.82
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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.