Finding the Fourth Proportional to 784,159.88, 1,176,309.99 and 304,376.43
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Solution
The fourth proportional to 784,159.88, 1,176,309.99 and 304,376.43 is: 456,591.88
Step by Step Solution
- Step 1: Write the proportion equation
784,159.88 : 1,176,309.99 = 304,376.43 : x - Step 2: Convert to fraction form
784,159.88/1,176,309.99 = 304,376.43/x - Step 3: Cross multiply
784,159.88x = 1,176,309.99 × 304,376.43 - Step 4: Simplify right side
784,159.88x = 358,041,035,329.54 - Step 5: Solve for x
x = 358,041,035,329.54/784,159.88 - Step 6: Final answer
x = 456,591.88
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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.