Finding the Fourth Proportional to 436,861.62, 602,867.68 and 245,874.96
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Solution
The fourth proportional to 436,861.62, 602,867.68 and 245,874.96 is: 339,306.68
Step by Step Solution
- Step 1: Write the proportion equation
436,861.62 : 602,867.68 = 245,874.96 : x - Step 2: Convert to fraction form
436,861.62/602,867.68 = 245,874.96/x - Step 3: Cross multiply
436,861.62x = 602,867.68 × 245,874.96 - Step 4: Simplify right side
436,861.62x = 148,230,066,090.61 - Step 5: Solve for x
x = 148,230,066,090.61/436,861.62 - Step 6: Final answer
x = 339,306.68
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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.