Finding the Fourth Proportional to 526,869.20, 726,883.80 and 335,838.80
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Solution
The fourth proportional to 526,869.20, 726,883.80 and 335,838.80 is: 463,332.80
Step by Step Solution
- Step 1: Write the proportion equation
526,869.20 : 726,883.80 = 335,838.80 : x - Step 2: Convert to fraction form
526,869.20/726,883.80 = 335,838.80/x - Step 3: Cross multiply
526,869.20x = 726,883.80 × 335,838.80 - Step 4: Simplify right side
526,869.20x = 244,115,783,131.44 - Step 5: Solve for x
x = 244,115,783,131.44/526,869.20 - Step 6: Final answer
x = 463,332.80
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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.