Finding the Fourth Proportional to 481,790.70, 721,935.45 and 182,107.80
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Solution
The fourth proportional to 481,790.70, 721,935.45 and 182,107.80 is: 272,877.99
Step by Step Solution
- Step 1: Write the proportion equation
481,790.70 : 721,935.45 = 182,107.80 : x - Step 2: Convert to fraction form
481,790.70/721,935.45 = 182,107.80/x - Step 3: Cross multiply
481,790.70x = 721,935.45 × 182,107.80 - Step 4: Simplify right side
481,790.70x = 131,470,076,541.51 - Step 5: Solve for x
x = 131,470,076,541.51/481,790.70 - Step 6: Final answer
x = 272,877.99
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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.