Finding the Fourth Proportional to 341,883.24, 471,802.74 and 188,920.80
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Solution
The fourth proportional to 341,883.24, 471,802.74 and 188,920.80 is: 260,712.84
Step by Step Solution
- Step 1: Write the proportion equation
341,883.24 : 471,802.74 = 188,920.80 : x - Step 2: Convert to fraction form
341,883.24/471,802.74 = 188,920.80/x - Step 3: Cross multiply
341,883.24x = 471,802.74 × 188,920.80 - Step 4: Simplify right side
341,883.24x = 89,133,351,082.99 - Step 5: Solve for x
x = 89,133,351,082.99/341,883.24 - Step 6: Final answer
x = 260,712.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.