Finding the Fourth Proportional to 331,600.30, 497,460.62 and 189,605.68
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Solution
The fourth proportional to 331,600.30, 497,460.62 and 189,605.68 is: 284,442.92
Step by Step Solution
- Step 1: Write the proportion equation
331,600.30 : 497,460.62 = 189,605.68 : x - Step 2: Convert to fraction form
331,600.30/497,460.62 = 189,605.68/x - Step 3: Cross multiply
331,600.30x = 497,460.62 × 189,605.68 - Step 4: Simplify right side
331,600.30x = 94,321,358,358.68 - Step 5: Solve for x
x = 94,321,358,358.68/331,600.30 - Step 6: Final answer
x = 284,442.92
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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.