Finding the Fourth Proportional to 303,194.12, 418,522.74 and 238,495.88
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Solution
The fourth proportional to 303,194.12, 418,522.74 and 238,495.88 is: 329,214.66
Step by Step Solution
- Step 1: Write the proportion equation
303,194.12 : 418,522.74 = 238,495.88 : x - Step 2: Convert to fraction form
303,194.12/418,522.74 = 238,495.88/x - Step 3: Cross multiply
303,194.12x = 418,522.74 × 238,495.88 - Step 4: Simplify right side
303,194.12x = 99,815,949,176.31 - Step 5: Solve for x
x = 99,815,949,176.31/303,194.12 - Step 6: Final answer
x = 329,214.66
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1.5x scale
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.