Finding the Fourth Proportional to 873,575.65, 1,310,364.36 and 274,589.14
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Solution
The fourth proportional to 873,575.65, 1,310,364.36 and 274,589.14 is: 411,883.99
Step by Step Solution
- Step 1: Write the proportion equation
873,575.65 : 1,310,364.36 = 274,589.14 : x - Step 2: Convert to fraction form
873,575.65/1,310,364.36 = 274,589.14/x - Step 3: Cross multiply
873,575.65x = 1,310,364.36 × 274,589.14 - Step 4: Simplify right side
873,575.65x = 359,811,822,699.05 - Step 5: Solve for x
x = 359,811,822,699.05/873,575.65 - Step 6: Final answer
x = 411,883.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.