Finding the Fourth Proportional to 543,536.28, 750,149.16 and 328,677.84
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Solution
The fourth proportional to 543,536.28, 750,149.16 and 328,677.84 is: 453,617.20
Step by Step Solution
- Step 1: Write the proportion equation
543,536.28 : 750,149.16 = 328,677.84 : x - Step 2: Convert to fraction form
543,536.28/750,149.16 = 328,677.84/x - Step 3: Cross multiply
543,536.28x = 750,149.16 × 328,677.84 - Step 4: Simplify right side
543,536.28x = 246,557,405,586.61 - Step 5: Solve for x
x = 246,557,405,586.61/543,536.28 - Step 6: Final answer
x = 453,617.20
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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.