Finding the Fourth Proportional to 413,935.71, 571,102.81 and 241,729.44
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Solution
The fourth proportional to 413,935.71, 571,102.81 and 241,729.44 is: 333,511.60
Step by Step Solution
- Step 1: Write the proportion equation
413,935.71 : 571,102.81 = 241,729.44 : x - Step 2: Convert to fraction form
413,935.71/571,102.81 = 241,729.44/x - Step 3: Cross multiply
413,935.71x = 571,102.81 × 241,729.44 - Step 4: Simplify right side
413,935.71x = 138,052,362,443.73 - Step 5: Solve for x
x = 138,052,362,443.73/413,935.71 - Step 6: Final answer
x = 333,511.60
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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.