Finding the Fourth Proportional to 358,212.53, 494,337.38 and 205,247.63
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Solution
The fourth proportional to 358,212.53, 494,337.38 and 205,247.63 is: 283,244.07
Step by Step Solution
- Step 1: Write the proportion equation
358,212.53 : 494,337.38 = 205,247.63 : x - Step 2: Convert to fraction form
358,212.53/494,337.38 = 205,247.63/x - Step 3: Cross multiply
358,212.53x = 494,337.38 × 205,247.63 - Step 4: Simplify right side
358,212.53x = 101,461,572,167.48 - Step 5: Solve for x
x = 101,461,572,167.48/358,212.53 - Step 6: Final answer
x = 283,244.07
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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.