Finding the Fourth Proportional to 323,008.28, 484,155.60 and 133,364.09
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Solution
The fourth proportional to 323,008.28, 484,155.60 and 133,364.09 is: 199,898.81
Step by Step Solution
- Step 1: Write the proportion equation
323,008.28 : 484,155.60 = 133,364.09 : x - Step 2: Convert to fraction form
323,008.28/484,155.60 = 133,364.09/x - Step 3: Cross multiply
323,008.28x = 484,155.60 × 133,364.09 - Step 4: Simplify right side
323,008.28x = 64,568,968,591.63 - Step 5: Solve for x
x = 64,568,968,591.63/323,008.28 - Step 6: Final answer
x = 199,898.81
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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.