Finding the Fourth Proportional to 784,216.43, 1,176,336.26 and 304,472.00
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Solution
The fourth proportional to 784,216.43, 1,176,336.26 and 304,472.00 is: 456,712.51
Step by Step Solution
- Step 1: Write the proportion equation
784,216.43 : 1,176,336.26 = 304,472.00 : x - Step 2: Convert to fraction form
784,216.43/1,176,336.26 = 304,472.00/x - Step 3: Cross multiply
784,216.43x = 1,176,336.26 × 304,472.00 - Step 4: Simplify right side
784,216.43x = 358,161,448,634.22 - Step 5: Solve for x
x = 358,161,448,634.22/784,216.43 - Step 6: Final answer
x = 456,712.51
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.