Finding the Fourth Proportional to 479,522.26, 661,750.68 and 264,661.80
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Solution
The fourth proportional to 479,522.26, 661,750.68 and 264,661.80 is: 365,238.78
Step by Step Solution
- Step 1: Write the proportion equation
479,522.26 : 661,750.68 = 264,661.80 : x - Step 2: Convert to fraction form
479,522.26/661,750.68 = 264,661.80/x - Step 3: Cross multiply
479,522.26x = 661,750.68 × 264,661.80 - Step 4: Simplify right side
479,522.26x = 175,140,126,120.02 - Step 5: Solve for x
x = 175,140,126,120.02/479,522.26 - Step 6: Final answer
x = 365,238.78
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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.