Finding the Fourth Proportional to 488,294.09, 673,845.74 and 270,516.91
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Solution
The fourth proportional to 488,294.09, 673,845.74 and 270,516.91 is: 373,313.28
Step by Step Solution
- Step 1: Write the proportion equation
488,294.09 : 673,845.74 = 270,516.91 : x - Step 2: Convert to fraction form
488,294.09/673,845.74 = 270,516.91/x - Step 3: Cross multiply
488,294.09x = 673,845.74 × 270,516.91 - Step 4: Simplify right side
488,294.09x = 182,286,667,401.46 - Step 5: Solve for x
x = 182,286,667,401.46/488,294.09 - Step 6: Final answer
x = 373,313.28
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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.