Finding the Fourth Proportional to 484,318.17, 726,469.97 and 217,890.54
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Solution
The fourth proportional to 484,318.17, 726,469.97 and 217,890.54 is: 326,832.53
Step by Step Solution
- Step 1: Write the proportion equation
484,318.17 : 726,469.97 = 217,890.54 : x - Step 2: Convert to fraction form
484,318.17/726,469.97 = 217,890.54/x - Step 3: Cross multiply
484,318.17x = 726,469.97 × 217,890.54 - Step 4: Simplify right side
484,318.17x = 158,290,932,967.63 - Step 5: Solve for x
x = 158,290,932,967.63/484,318.17 - Step 6: Final answer
x = 326,832.53
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.