Finding the Fourth Proportional to 447,163.20, 670,226.40 and 180,748.80
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Solution
The fourth proportional to 447,163.20, 670,226.40 and 180,748.80 is: 270,913.66
Step by Step Solution
- Step 1: Write the proportion equation
447,163.20 : 670,226.40 = 180,748.80 : x - Step 2: Convert to fraction form
447,163.20/670,226.40 = 180,748.80/x - Step 3: Cross multiply
447,163.20x = 670,226.40 × 180,748.80 - Step 4: Simplify right side
447,163.20x = 121,142,617,528.32 - Step 5: Solve for x
x = 121,142,617,528.32/447,163.20 - Step 6: Final answer
x = 270,913.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.