Finding the Fourth Proportional to 479,563.97, 661,803.73 and 264,704.13
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Solution
The fourth proportional to 479,563.97, 661,803.73 and 264,704.13 is: 365,294.71
Step by Step Solution
- Step 1: Write the proportion equation
479,563.97 : 661,803.73 = 264,704.13 : x - Step 2: Convert to fraction form
479,563.97/661,803.73 = 264,704.13/x - Step 3: Cross multiply
479,563.97x = 661,803.73 × 264,704.13 - Step 4: Simplify right side
479,563.97x = 175,182,179,918.65 - Step 5: Solve for x
x = 175,182,179,918.65/479,563.97 - Step 6: Final answer
x = 365,294.71
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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.