Finding the Fourth Proportional to 827,329.75, 1,141,653.67 and 464,813.99
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Solution
The fourth proportional to 827,329.75, 1,141,653.67 and 464,813.99 is: 641,408.82
Step by Step Solution
- Step 1: Write the proportion equation
827,329.75 : 1,141,653.67 = 464,813.99 : x - Step 2: Convert to fraction form
827,329.75/1,141,653.67 = 464,813.99/x - Step 3: Cross multiply
827,329.75x = 1,141,653.67 × 464,813.99 - Step 4: Simplify right side
827,329.75x = 530,656,597,550.84 - Step 5: Solve for x
x = 530,656,597,550.84/827,329.75 - Step 6: Final answer
x = 641,408.82
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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.