Finding the Fourth Proportional to 784,159.29, 1,174,344.39 and 446,176.17
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Solution
The fourth proportional to 784,159.29, 1,174,344.39 and 446,176.17 is: 668,186.28
Step by Step Solution
- Step 1: Write the proportion equation
784,159.29 : 1,174,344.39 = 446,176.17 : x - Step 2: Convert to fraction form
784,159.29/1,174,344.39 = 446,176.17/x - Step 3: Cross multiply
784,159.29x = 1,174,344.39 × 446,176.17 - Step 4: Simplify right side
784,159.29x = 523,964,482,191.19 - Step 5: Solve for x
x = 523,964,482,191.19/784,159.29 - Step 6: Final answer
x = 668,186.28
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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.