Finding the Fourth Proportional to 479,213.87, 661,316.98 and 264,350.84
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Solution
The fourth proportional to 479,213.87, 661,316.98 and 264,350.84 is: 364,805.17
Step by Step Solution
- Step 1: Write the proportion equation
479,213.87 : 661,316.98 = 264,350.84 : x - Step 2: Convert to fraction form
479,213.87/661,316.98 = 264,350.84/x - Step 3: Cross multiply
479,213.87x = 661,316.98 × 264,350.84 - Step 4: Simplify right side
479,213.87x = 174,819,695,862.68 - Step 5: Solve for x
x = 174,819,695,862.68/479,213.87 - Step 6: Final answer
x = 364,805.17
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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.