Finding the Fourth Proportional to 757,722.53, 1,136,916.58 and 397,809.75
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Solution
The fourth proportional to 757,722.53, 1,136,916.58 and 397,809.75 is: 596,889.34
Step by Step Solution
- Step 1: Write the proportion equation
757,722.53 : 1,136,916.58 = 397,809.75 : x - Step 2: Convert to fraction form
757,722.53/1,136,916.58 = 397,809.75/x - Step 3: Cross multiply
757,722.53x = 1,136,916.58 × 397,809.75 - Step 4: Simplify right side
757,722.53x = 452,276,500,460.66 - Step 5: Solve for x
x = 452,276,500,460.66/757,722.53 - Step 6: Final answer
x = 596,889.34
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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.