Finding the Fourth Proportional to 397,787.36, 596,680.30 and 117,501.44
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Solution
The fourth proportional to 397,787.36, 596,680.30 and 117,501.44 is: 176,251.94
Step by Step Solution
- Step 1: Write the proportion equation
397,787.36 : 596,680.30 = 117,501.44 : x - Step 2: Convert to fraction form
397,787.36/596,680.30 = 117,501.44/x - Step 3: Cross multiply
397,787.36x = 596,680.30 × 117,501.44 - Step 4: Simplify right side
397,787.36x = 70,110,794,469.63 - Step 5: Solve for x
x = 70,110,794,469.63/397,787.36 - Step 6: Final answer
x = 176,251.94
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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.