Finding the Fourth Proportional to 844,427.70, 1,266,724.71 and 245,394.09
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Solution
The fourth proportional to 844,427.70, 1,266,724.71 and 245,394.09 is: 368,115.30
Step by Step Solution
- Step 1: Write the proportion equation
844,427.70 : 1,266,724.71 = 245,394.09 : x - Step 2: Convert to fraction form
844,427.70/1,266,724.71 = 245,394.09/x - Step 3: Cross multiply
844,427.70x = 1,266,724.71 × 245,394.09 - Step 4: Simplify right side
844,427.70x = 310,846,757,490.96 - Step 5: Solve for x
x = 310,846,757,490.96/844,427.70 - Step 6: Final answer
x = 368,115.30
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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.