Finding the Fourth Proportional to 329,137.34, 493,706.00 and 115,855.02
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Solution
The fourth proportional to 329,137.34, 493,706.00 and 115,855.02 is: 173,782.53
Step by Step Solution
- Step 1: Write the proportion equation
329,137.34 : 493,706.00 = 115,855.02 : x - Step 2: Convert to fraction form
329,137.34/493,706.00 = 115,855.02/x - Step 3: Cross multiply
329,137.34x = 493,706.00 × 115,855.02 - Step 4: Simplify right side
329,137.34x = 57,198,318,793.76 - Step 5: Solve for x
x = 57,198,318,793.76/329,137.34 - Step 6: Final answer
x = 173,782.53
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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.