Finding the Fourth Proportional to 853,535.94, 1,177,891.98 and 471,571.52
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Solution
The fourth proportional to 853,535.94, 1,177,891.98 and 471,571.52 is: 650,775.54
Step by Step Solution
- Step 1: Write the proportion equation
853,535.94 : 1,177,891.98 = 471,571.52 : x - Step 2: Convert to fraction form
853,535.94/1,177,891.98 = 471,571.52/x - Step 3: Cross multiply
853,535.94x = 1,177,891.98 × 471,571.52 - Step 4: Simplify right side
853,535.94x = 555,460,311,404.41 - Step 5: Solve for x
x = 555,460,311,404.41/853,535.94 - Step 6: Final answer
x = 650,775.54
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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.