Finding the Fourth Proportional to 446,489.66, 616,165.99 and 242,548.70
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Solution
The fourth proportional to 446,489.66, 616,165.99 and 242,548.70 is: 334,722.78
Step by Step Solution
- Step 1: Write the proportion equation
446,489.66 : 616,165.99 = 242,548.70 : x - Step 2: Convert to fraction form
446,489.66/616,165.99 = 242,548.70/x - Step 3: Cross multiply
446,489.66x = 616,165.99 × 242,548.70 - Step 4: Simplify right side
446,489.66x = 149,450,259,858.71 - Step 5: Solve for x
x = 149,450,259,858.71/446,489.66 - Step 6: Final answer
x = 334,722.78
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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.