Finding the Fourth Proportional to 784,159.45, 1,176,309.34 and 304,375.99
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Solution
The fourth proportional to 784,159.45, 1,176,309.34 and 304,375.99 is: 456,591.22
Step by Step Solution
- Step 1: Write the proportion equation
784,159.45 : 1,176,309.34 = 304,375.99 : x - Step 2: Convert to fraction form
784,159.45/1,176,309.34 = 304,375.99/x - Step 3: Cross multiply
784,159.45x = 1,176,309.34 × 304,375.99 - Step 4: Simplify right side
784,159.45x = 358,040,321,327.64 - Step 5: Solve for x
x = 358,040,321,327.64/784,159.45 - Step 6: Final answer
x = 456,591.22
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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.