Finding the Fourth Proportional to 330,876.15, 496,072.29 and 106,108.65
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Solution
The fourth proportional to 330,876.15, 496,072.29 and 106,108.65 is: 159,085.39
Step by Step Solution
- Step 1: Write the proportion equation
330,876.15 : 496,072.29 = 106,108.65 : x - Step 2: Convert to fraction form
330,876.15/496,072.29 = 106,108.65/x - Step 3: Cross multiply
330,876.15x = 496,072.29 × 106,108.65 - Step 4: Simplify right side
330,876.15x = 52,637,560,994.31 - Step 5: Solve for x
x = 52,637,560,994.31/330,876.15 - Step 6: Final answer
x = 159,085.39
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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.