Finding the Fourth Proportional to 738,268.99, 1,108,604.92 and 455,755.41
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Solution
The fourth proportional to 738,268.99, 1,108,604.92 and 455,755.41 is: 684,374.79
Step by Step Solution
- Step 1: Write the proportion equation
738,268.99 : 1,108,604.92 = 455,755.41 : x - Step 2: Convert to fraction form
738,268.99/1,108,604.92 = 455,755.41/x - Step 3: Cross multiply
738,268.99x = 1,108,604.92 × 455,755.41 - Step 4: Simplify right side
738,268.99x = 505,252,688,916.89 - Step 5: Solve for x
x = 505,252,688,916.89/738,268.99 - Step 6: Final answer
x = 684,374.79
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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.