Finding the Fourth Proportional to 447,197.76, 670,796.64 and 306,529.92
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Solution
The fourth proportional to 447,197.76, 670,796.64 and 306,529.92 is: 459,794.88
Step by Step Solution
- Step 1: Write the proportion equation
447,197.76 : 670,796.64 = 306,529.92 : x - Step 2: Convert to fraction form
447,197.76/670,796.64 = 306,529.92/x - Step 3: Cross multiply
447,197.76x = 670,796.64 × 306,529.92 - Step 4: Simplify right side
447,197.76x = 205,619,240,395.47 - Step 5: Solve for x
x = 205,619,240,395.47/447,197.76 - Step 6: Final answer
x = 459,794.88
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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.