Finding the Fourth Proportional to 204,045.80, 306,068.70 and 173,865.20
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Solution
The fourth proportional to 204,045.80, 306,068.70 and 173,865.20 is: 260,797.80
Step by Step Solution
- Step 1: Write the proportion equation
204,045.80 : 306,068.70 = 173,865.20 : x - Step 2: Convert to fraction form
204,045.80/306,068.70 = 173,865.20/x - Step 3: Cross multiply
204,045.80x = 306,068.70 × 173,865.20 - Step 4: Simplify right side
204,045.80x = 53,214,695,739.24 - Step 5: Solve for x
x = 53,214,695,739.24/204,045.80 - Step 6: Final answer
x = 260,797.80
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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.