Finding the Fourth Proportional to 784,216.05, 1,176,335.70 and 304,471.62
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Solution
The fourth proportional to 784,216.05, 1,176,335.70 and 304,471.62 is: 456,711.94
Step by Step Solution
- Step 1: Write the proportion equation
784,216.05 : 1,176,335.70 = 304,471.62 : x - Step 2: Convert to fraction form
784,216.05/1,176,335.70 = 304,471.62/x - Step 3: Cross multiply
784,216.05x = 1,176,335.70 × 304,471.62 - Step 4: Simplify right side
784,216.05x = 358,160,836,242.83 - Step 5: Solve for x
x = 358,160,836,242.83/784,216.05 - Step 6: Final answer
x = 456,711.94
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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.