Finding the Fourth Proportional to 484,470.99, 667,877.09 and 340,785.09
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Solution
The fourth proportional to 484,470.99, 667,877.09 and 340,785.09 is: 469,796.04
Step by Step Solution
- Step 1: Write the proportion equation
484,470.99 : 667,877.09 = 340,785.09 : x - Step 2: Convert to fraction form
484,470.99/667,877.09 = 340,785.09/x - Step 3: Cross multiply
484,470.99x = 667,877.09 × 340,785.09 - Step 4: Simplify right side
484,470.99x = 227,602,552,520.66 - Step 5: Solve for x
x = 227,602,552,520.66/484,470.99 - Step 6: Final answer
x = 469,796.04
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.