Finding the Fourth Proportional to 543,855.83, 750,542.19 and 372,133.81
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Solution
The fourth proportional to 543,855.83, 750,542.19 and 372,133.81 is: 513,559.12
Step by Step Solution
- Step 1: Write the proportion equation
543,855.83 : 750,542.19 = 372,133.81 : x - Step 2: Convert to fraction form
543,855.83/750,542.19 = 372,133.81/x - Step 3: Cross multiply
543,855.83x = 750,542.19 × 372,133.81 - Step 4: Simplify right side
543,855.83x = 279,302,120,977.73 - Step 5: Solve for x
x = 279,302,120,977.73/543,855.83 - Step 6: Final answer
x = 513,559.12
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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.