Finding the Fourth Proportional to 544,715.80, 816,811.26 and 189,721.96
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Solution
The fourth proportional to 544,715.80, 816,811.26 and 189,721.96 is: 284,491.53
Step by Step Solution
- Step 1: Write the proportion equation
544,715.80 : 816,811.26 = 189,721.96 : x - Step 2: Convert to fraction form
544,715.80/816,811.26 = 189,721.96/x - Step 3: Cross multiply
544,715.80x = 816,811.26 × 189,721.96 - Step 4: Simplify right side
544,715.80x = 154,967,033,197.27 - Step 5: Solve for x
x = 154,967,033,197.27/544,715.80 - Step 6: Final answer
x = 284,491.53
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.