Finding the Fourth Proportional to 309,121.44, 466,141.62 and 304,905.96
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Solution
The fourth proportional to 309,121.44, 466,141.62 and 304,905.96 is: 459,784.86
Step by Step Solution
- Step 1: Write the proportion equation
309,121.44 : 466,141.62 = 304,905.96 : x - Step 2: Convert to fraction form
309,121.44/466,141.62 = 304,905.96/x - Step 3: Cross multiply
309,121.44x = 466,141.62 × 304,905.96 - Step 4: Simplify right side
309,121.44x = 142,129,358,142.06 - Step 5: Solve for x
x = 142,129,358,142.06/309,121.44 - Step 6: Final answer
x = 459,784.86
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.