Finding the Fourth Proportional to 465,681.80, 642,754.07 and 284,546.26
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Solution
The fourth proportional to 465,681.80, 642,754.07 and 284,546.26 is: 392,743.00
Step by Step Solution
- Step 1: Write the proportion equation
465,681.80 : 642,754.07 = 284,546.26 : x - Step 2: Convert to fraction form
465,681.80/642,754.07 = 284,546.26/x - Step 3: Cross multiply
465,681.80x = 642,754.07 × 284,546.26 - Step 4: Simplify right side
465,681.80x = 182,893,265,295.55 - Step 5: Solve for x
x = 182,893,265,295.55/465,681.80 - Step 6: Final answer
x = 392,743.00
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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.