Finding the Fourth Proportional to 322,513.14, 445,073.43 and 177,325.02
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Solution
The fourth proportional to 322,513.14, 445,073.43 and 177,325.02 is: 244,711.44
Step by Step Solution
- Step 1: Write the proportion equation
322,513.14 : 445,073.43 = 177,325.02 : x - Step 2: Convert to fraction form
322,513.14/445,073.43 = 177,325.02/x - Step 3: Cross multiply
322,513.14x = 445,073.43 × 177,325.02 - Step 4: Simplify right side
322,513.14x = 78,922,654,876.22 - Step 5: Solve for x
x = 78,922,654,876.22/322,513.14 - Step 6: Final answer
x = 244,711.44
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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.