Finding the Fourth Proportional to 1,007,338.18, 1,511,171.44 and 297,437.98
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Solution
The fourth proportional to 1,007,338.18, 1,511,171.44 and 297,437.98 is: 446,205.44
Step by Step Solution
- Step 1: Write the proportion equation
1,007,338.18 : 1,511,171.44 = 297,437.98 : x - Step 2: Convert to fraction form
1,007,338.18/1,511,171.44 = 297,437.98/x - Step 3: Cross multiply
1,007,338.18x = 1,511,171.44 × 297,437.98 - Step 4: Simplify right side
1,007,338.18x = 449,479,780,547.29 - Step 5: Solve for x
x = 449,479,780,547.29/1,007,338.18 - Step 6: Final answer
x = 446,205.44
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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.