Finding the Fourth Proportional to 531,891.26, 733,918.12 and 299,285.79
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Solution
The fourth proportional to 531,891.26, 733,918.12 and 299,285.79 is: 412,962.72
Step by Step Solution
- Step 1: Write the proportion equation
531,891.26 : 733,918.12 = 299,285.79 : x - Step 2: Convert to fraction form
531,891.26/733,918.12 = 299,285.79/x - Step 3: Cross multiply
531,891.26x = 733,918.12 × 299,285.79 - Step 4: Simplify right side
531,891.26x = 219,651,260,839.11 - Step 5: Solve for x
x = 219,651,260,839.11/531,891.26 - Step 6: Final answer
x = 412,962.72
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.