Finding the Fourth Proportional to 912,096.74, 1,366,810.23 and 513,515.18
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Solution
The fourth proportional to 912,096.74, 1,366,810.23 and 513,515.18 is: 769,521.23
Step by Step Solution
- Step 1: Write the proportion equation
912,096.74 : 1,366,810.23 = 513,515.18 : x - Step 2: Convert to fraction form
912,096.74/1,366,810.23 = 513,515.18/x - Step 3: Cross multiply
912,096.74x = 1,366,810.23 × 513,515.18 - Step 4: Simplify right side
912,096.74x = 701,877,801,284.29 - Step 5: Solve for x
x = 701,877,801,284.29/912,096.74 - Step 6: Final answer
x = 769,521.23
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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.