Finding the Fourth Proportional to 1,007,471.76, 1,511,318.52 and 333,307.44
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Solution
The fourth proportional to 1,007,471.76, 1,511,318.52 and 333,307.44 is: 499,997.84
Step by Step Solution
- Step 1: Write the proportion equation
1,007,471.76 : 1,511,318.52 = 333,307.44 : x - Step 2: Convert to fraction form
1,007,471.76/1,511,318.52 = 333,307.44/x - Step 3: Cross multiply
1,007,471.76x = 1,511,318.52 × 333,307.44 - Step 4: Simplify right side
1,007,471.76x = 503,733,706,925.79 - Step 5: Solve for x
x = 503,733,706,925.79/1,007,471.76 - Step 6: Final answer
x = 499,997.84
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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.