Finding the Fourth Proportional to 445,743.47, 668,607.92 and 179,497.28
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Solution
The fourth proportional to 445,743.47, 668,607.92 and 179,497.28 is: 269,242.99
Step by Step Solution
- Step 1: Write the proportion equation
445,743.47 : 668,607.92 = 179,497.28 : x - Step 2: Convert to fraction form
445,743.47/668,607.92 = 179,497.28/x - Step 3: Cross multiply
445,743.47x = 668,607.92 × 179,497.28 - Step 4: Simplify right side
445,743.47x = 120,013,304,473.61 - Step 5: Solve for x
x = 120,013,304,473.61/445,743.47 - Step 6: Final answer
x = 269,242.99
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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.